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INFO-DIR-SECTION User Applications
Copyright (c) 2003-2006, John Wiegley. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
- Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
- Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
- Neither the name of New Artisans LLC nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
START-INFO-DIR-ENTRY
* Ledger: (ledger). Command Line Accounting
END-INFO-DIR-ENTRY

File: ledger.info, Node: Top, Next: Introduction, Prev: (dir), Up: (dir)
Overview
********
Copyright (c) 2003-2006, John Wiegley. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
- Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
- Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
- Neither the name of New Artisans LLC nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* Menu:
* Introduction::
* Running Ledger::
* Keeping a ledger::
* Using XML::

File: ledger.info, Node: Introduction, Next: Running Ledger, Prev: Top, Up: Top
1 Introduction
**************
Ledger is an accounting tool with the moxie to exist. It provides no
bells or whistles, and returns the user to the days before user
interfaces were even a twinkling in their father's CRT.
What it does offer is a double-entry accounting ledger with all the
flexibility and muscle of its modern day cousins, without any of the
fat. Think of it as the Bran Muffin of accounting tools.
To use it, you need to start keeping a ledger. This is the basis of
all accounting, and if you haven't started yet, now is the time to
learn. The little booklet that comes with your checkbook is a ledger,
so we'll describe double-entry accounting in terms of that.
A checkbook ledger records debits (subtractions, or withdrawals) and
credits (additions, or deposits) with reference to a single account:
the checking account. Where the money comes from, and where it goes
to, are described in the payee field, where you write the person or
company's name. The ultimate aim of keeping a checkbook ledger is to
know how much money is available to spend. That's really the aim of
all ledgers.
What computers add is the ability to walk through these transactions,
and tell you things about your spending habits; to let you devise
budgets and get control over your spending; to squirrel away money into
virtual savings account without having to physically move money around;
etc. As you keep your ledger, you are recording information about your
life and habits, and sometimes that information can start telling you
things you aren't aware of. Such is the aim of all good accounting
tools.
The next step up from a checkbook ledger, is a ledger that keeps
track of all your accounts, not just checking. In such a ledger, you
record not only who gets paid--in the case of a debit--but where the
money came from. In a checkbook ledger, its assumed that all the money
comes from your checking account. But in a general ledger, you write
transaction two-lines: the source account and target account. _There
must always be a debit from at least one account for every credit made
to another account_. This is what is meant by "double-entry"
accounting: the ledger must always balance to zero, with an equal
number of debits and credits.
For example, let's say you have a checking account and a brokerage
account, and you can write checks from both of them. Rather than keep
two checkbooks, you decide to use one ledger for both. In this general
ledger you need to record a payment to Pacific Bell for your monthly
phone bill. The cost is $23.00, let's say, and you want to pay it from
your checking account. In the general ledger you need to say where the
money came from, in addition to where it's going to. The entry might
look like this:
9/29 BAL Pacific Bell $-200.00 $-200.00
Equity:Opening Balances $200.00
9/29 BAL Checking $100.00 $100.00
Equity:Opening Balances $-100.00
9/29 100 Pacific Bell $23.00 $223.00
Checking $-23.00 $77.00
The first line shows a payment to Pacific Bell for $23.00. Because
there is no "balance" in a general ledger--it's always zero--we write
in the total balance of all payments to "Pacific Bell", which now is
$223.00 (previously the balance was $200.00). This is done by looking
at the last entry for "Pacific Bell" in the ledger, adding $23.00 to
that amount, and writing the total in the balance column. And the
money came from "Checking"--a withdrawal of $23.00--which leaves the
ending balance in "Checking" at $77.00. This is a very manual
procedure; but that's where computers come in...
The transaction must balance to $0: $23 went to Pacific Bell, $23
came from Checking. There is nothing left over to be accounted for,
since the money has simply moved from one account to another. This is
the basis of double-entry accounting: that money never pops in or out of
existence; it is always a transaction from one account to another.
Keeping a general ledger is the same as keeping two separate ledgers:
One for Pacific Bell and one for Checking. In that case, each time a
payment is written into one, you write a corresponding withdrawal into
the other. This makes it easier to write in a "running balance", since
you don't have to look back at the last time the account was
referenced--but it also means having a lot of ledger books, if you deal
with multiple accounts.
Enter the beauty of computerized accounting. The purpose of the
Ledger program is to make general ledger accounting simple, by keeping
track of the balances for you. Your only job is to enter the
transactions. If a transaction does not balance, Ledger displays an
error and indicates the incorrect transaction.(1)
In summary, there are two aspects of Ledger use: updating the ledger
data file, and using the Ledger tool to view the summarized result of
your entries.
And just for the sake of example--as a starting point for those who
want to dive in head-first--here are the ledger entries from above,
formatting as the ledger program wishes to see them:
2004/09/29 Pacific Bell
Payable:Pacific Bell $-200.00
Equity:Opening Balances
2004/09/29 Checking
Accounts:Checking $100.00
Equity:Opening Balances
2004/09/29 Pacific Bell
Payable:Pacific Bell $23.00
Accounts:Checking
The account balances and registers in this file, if saved as
`ledger.dat', could be reported using:
$ ledger -f ledger.dat balance
$ ledger -f ledger.dat register checking
$ ledger -f ledger.dat register bell
* Menu:
* Building the program::
* Getting help::
---------- Footnotes ----------
(1) In some special cases, it automatically balances this entry for
you.

File: ledger.info, Node: Building the program, Next: Getting help, Prev: Introduction, Up: Introduction
1.1 Building the program
========================
Ledger is written in ANSI C++, and should compile on any platform. It
depends on the GNU multiprecision integer library (libgmp), and the
Perl regular expression library (libpcre). It was developed using GNU
make and gcc 3.3, on a PowerBook running OS/X.
To build and install once you have these libraries on your system,
enter these commands:
./configure && make install

File: ledger.info, Node: Getting help, Prev: Building the program, Up: Introduction
1.2 Getting help
================
If you need help on how to use Ledger, or run into problems, you can
just the Ledger mailing list at the following Web address:
https://lists.sourceforge.net/lists/listinfo/ledger-discuss
You can also find help at the `#ledger' channel on the IRC server
`irc.freenode.net'.

File: ledger.info, Node: Running Ledger, Next: Keeping a ledger, Prev: Introduction, Up: Top
2 Running Ledger
****************
Ledger has a very simple command-line interface, named--enticing
enough--`ledger'. It supports a few reporting commands, and a large
number of options for refining the output from those commands. The
basic syntax of any ledger command is:
ledger [OPTIONS...] COMMAND [ARGS...]
Command options must always precede the command word. After the
command word there may appear any number of arguments. For most
commands, these arguments are regular expressions that cause the output
to relate only to transactions matching those regular expressions. For
the `entry' command, the arguments have a special meaning, described
below.
The regular expressions arguments always match the account name that
a transaction refers to. To match on the payee of the entry instead,
precede the regular expression with `--'. For example, the following
balance command reports account totals for rent, food and movies, but
only those whose payee matches Freddie:
ledger bal rent food movies -- freddie
There are many, many command options available with the `ledger'
command, and it takes a while to master them. However, none of them
are required to use the basic reporting commands.
* Menu:
* Usage overview::
* Commands::
* Options::
* Format strings::
* Value expressions::
* Period expressions::
* File format::
* Some typical queries::
* Budgeting and forecasting::

File: ledger.info, Node: Usage overview, Next: Commands, Prev: Running Ledger, Up: Running Ledger
2.1 Usage overview
==================
Before getting into the details of how to run Ledger, it will be easier
to introduce the features in the context of their typical usage. To
that end, this section presents a series of recipes, gradually
introducing all of the command-line features of Ledger.
For the purpose of these examples, assume the environment variable
LEDGER is set to the file `sample.dat' (which is included in the
distribution), and that the contents of that file are:
= /^Expenses:Books/
(Liabilities:Taxes) -0.10
~ Monthly
Assets:Bank:Checking $500.00
Income:Salary
2004/05/01 * Checking balance
Assets:Bank:Checking $1,000.00
Equity:Opening Balances
2004/05/01 * Investment balance
Assets:Brokerage 50 AAPL $30.00
Equity:Opening Balances
2004/05/14 * Pay day
Assets:Bank:Checking $500.00
Income:Salary
2004/05/27 Book Store
Expenses:Books $20.00
Liabilities:MasterCard
2004/05/27 (100) Credit card company
Liabilities:MasterCard $20.00
Assets:Bank:Checking
This sample file demonstrates a basic principle of accounting which
it is recommended you follow: Keep all of your accounts under five
parent Assets, Liabilities, Income, Expenses and Equity. It is
important to do so in order to make sense out of the following examples.
2.1.1 Checking balances
-----------------------
Ledger has seven basic commands, but by far the most often used are
`balance' and `register'. To see a summary balance of all accounts,
use:
ledger bal
`bal' is a short-hand for `balance'. This command prints out the
summary totals of the five parent accounts used in `sample.dat':
$1,480.00
50 AAPL Assets
$-2,500.00 Equity
$20.00 Expenses
$-500.00 Income
$-2.00 Liabilities
--------------------
$-1,502.00
50 AAPL
None of the child accounts are shown, just the parent account totals.
We can see that in `Assets' there is $1,480.00, and 50 shares of Apple
stock. There is also a negative grand total. Usually the grand total
is zero, which means that all accounts balance(1). In this case, since
the 50 shares of Apple stock cost $1,500.00 dollars, then these two
amounts balance each other in the grand total. The extra $2.00 comes
from a virtual transaction being added by the automatic entry at the
top of the file. The entry is virtual because the account name was
surrounded by parentheses in an automatic entry. Automatic entries
will be discussed later, but first let's remove the virtual transaction
from the balance report by using the `--real' option:
ledger --real bal
Now the report is:
$1,480.00
50 AAPL Assets
$-2,500.00 Equity
$20.00 Expenses
$-500.00 Income
--------------------
$-1,500.00
50 AAPL
Since the liability was a virtual transaction, it has dropped from
the report and we see that final total is balanced.
But we only know that it balances because `sample.dat' is quite
simple, and we happen to know that the 50 shares of Apple stock cost
$1,500.00. We can verify that things really balance by reporting the
Apple shares in terms of their cost, instead of their quantity. To do
this requires the `--basis', or `-B', option:
ledger --real -B bal
This command reports:
$2,980.00 Assets
$-2,500.00 Equity
$20.00 Expenses
$-500.00 Income
With the basis cost option, the grand total has disappeared, as it is
now zero. The confirms that the cost of everything balances to zero,
_which must always be true_. Reporting the real basis cost should
never yield a remainder(2).
2.1.1.1 Sub-account balances
............................
The totals reported by the balance command are only the topmost parent
accounts. To see the totals of all child accounts as well, use the
`-s' option:
ledger --real -B -s bal
This reports:
$2,980.00 Assets
$1,480.00 Bank:Checking
$1,500.00 Brokerage
$-2,500.00 Equity:Opening Balances
$20.00 Expenses:Books
$-500.00 Income:Salary
This shows that the `Assets' total is made up from two child
account, but that the total for each of the other accounts comes from
one child account.
Sometimes you may have a lot of children, nested very deeply, but
only want to report the first two levels. This can be done with a
display predicate, using a value expression. In the value expression,
`T' represents the reported total, and `l' is the display level for the
account:
ledger --real -B -d "T&l<=2" bal
This reports:
$2,980.00 Assets
$1,480.00 Bank
$1,500.00 Brokerage
$-2,500.00 Equity:Opening Balances
$20.00 Expenses:Books
$-500.00 Income:Salary
Instead of reporting `Bank:Checking' as a child of `Assets', it
report only `Bank', since that account is a nesting level of 2, while
`Checking' is at level 3.
To review the display predicate used--`T&l<=2'--this rather terse
expression means: Display an account only if it has a non-zero total
(`T'), and its nesting level is less than or equal to 2 (`l<=2').
2.1.1.2 Specific account balances
.................................
While reporting the totals for all accounts can be useful, most often
you will want to check the balance of a specific account or accounts.
To do this, put one or more account names after the balance command.
Since these names are really regular expressions, you can use partial
names if you wish:
ledger bal checking
Reports:
$1,480.00 Assets:Bank:Checking
Any number of names may be used:
ledger bal checking broker liab
Reports:
$1,480.00 Assets:Bank:Checking
50 AAPL Assets:Brokerage
$-2.00 Liabilities
In this case no grand total is reported, because you are asking for
specific account balances.
For those comfortable with regular expressions, any Perl regexp is
allowed:
ledger bal ^assets.*checking ^liab
Reports:
$1,480.00 Assets:Bank:Checking
$-2.00 Liabilities:Taxes
2.1.2 The register report
-------------------------
While the `balance' command can be very handy for checking account
totals, by far the most powerful of Ledger's reporting tools is the
`register' command. In fact, internally both commands use the same
logic, but report the results differently: `balance' shows the summary
totals, while `register' reports each transaction and how it
contributes to that total.
Paradoxically, the most basic form of `register' is almost never
used, since it displays every transaction:
ledger reg
`reg' is a short-hand for `register'. This command reports:
2004/05/01 Checking balance Assets:Bank:Checking $1,000.00 $1,000.00
Equity:Opening Balan.. $-1,000.00 0
2004/05/01 Investment balance Assets:Brokerage 50 AAPL 50 AAPL
Equity:Opening Balan.. $-1,500.00 $-1,500.00
50 AAPL
2004/05/14 Pay day Assets:Bank:Checking $500.00 $-1,000.00
50 AAPL
Income:Salary $-500.00 $-1,500.00
50 AAPL
2004/05/27 Book Store Expenses:Books $20.00 $-1,480.00
50 AAPL
Liabilities:MasterCard $-20.00 $-1,500.00
50 AAPL
(Liabilities:Taxes) $-2.00 $-1,502.00
50 AAPL
2004/05/27 Credit card company Liabilities:MasterCard $20.00 $-1,482.00
50 AAPL
Assets:Bank:Checking $-20.00 $-1,502.00
50 AAPL
This rather verbose output shows every account transaction in
`sample.dat', and how it affects the running total. The final total is
identical to what we saw with the plain `balance' command. To see how
things really balance, we can use `--real -B', just as we did with
`balance':
ledger --real -B reg
Reports:
2004/05/01 Checking balance Assets:Bank:Checking $1,000.00 $1,000.00
Equity:Opening Balan.. $-1,000.00 0
2004/05/01 Investment balance Assets:Brokerage $1,500.00 $1,500.00
Equity:Opening Balan.. $-1,500.00 0
2004/05/14 Pay day Assets:Bank:Checking $500.00 $500.00
Income:Salary $-500.00 0
2004/05/27 Book Store Expenses:Books $20.00 $20.00
Liabilities:MasterCard $-20.00 0
2004/05/27 Credit card company Liabilities:MasterCard $20.00 $20.00
Assets:Bank:Checking $-20.00 0
Here we see that everything balances to zero in the end, as it must.
2.1.2.1 Specific register queries
.................................
The most common use of the register command is to summarize
transactions based on the account(s) they affect. Using `sample.dat'
as as example, we could look at all book purchases using:
ledger reg books
Reports:
2004/05/29 Book Store Expenses:Books $20.00 $20.00
If a double-dash (`--') occurs in the list of regular expressions,
any following arguments are matched against payee names, instead of
account names:
ledger reg ^liab -- credit
Reports:
2004/05/29 Credit card company Liabilities:MasterCard $20.00 $20.00
There are many reporting options for tailoring which transactions are
found, and also how to summarize the various amounts and totals that
result. These are plumbed in greater depth below.
2.1.3 Selecting transactions
----------------------------
Although the easiest way to use the register is to report all the
transactions affecting a set of accounts, it can often result in more
information than you want. To cope with an ever-growing amount of
data, there are several options which can help you pinpoint your report
to exactly the transactions that interest you most. This is called the
"calculation" phase of Ledger. All of its related options are
documented under `--help-calc'.
2.1.3.1 By date
...............
`--current'(`-c') displays entries occurring on or before the current
date. Any entry recorded for a future date will be ignored, as if it
had not been seen. This is useful if you happen to pre-record entries,
but still wish to view your balances in terms of what is available
today.
`--begin DATE' (`-b DATE') limits the report to only those entries
occurring on or after DATE. The running total in the register will
start at zero with the first transaction, even if there are earlier
entries.
To limit the display only, but still add earlier transactions to the
running total, use the display expression `-d 'd>=[DATE]''):
ledger --basis -b may -d 'd>=[5/14]' reg ^assets
Reports:
2004/05/14 Pay day Assets:Bank:Checking $500.00 $3,000.00
2004/05/27 Credit card company Assets:Bank:Checking $-20.00 $2,980.00
In this example, the displayed transactions start from `5/14', but
the calculated total starts from the beginning of `may'.
`--end DATE' (`-e DATE') states when reporting should end, both
calculation and display. The ending date is inclusive.
The DATE argument to the `-b' and `-e' options can be rather
flexible. Assuming the current date to be November 15, 2004, then all
of the following are equivalent:
ledger -b oct bal
ledger -b "this oct" bal
ledger -b 2004/10 bal
ledger -b 10 bal
ledger -b last bal
ledger -b "last month" bal
To constrain the report to a specific time period, use `--period'
(`-p'). A time period may have both a beginning and an end, or
neither, as well as a specified interval. Here are a few examples:
ledger -p 2004 bal
ledger -p august bal
ledger -p "from aug to oct" bal
ledger -p "daily from 8/1 to 8/15" bal
ledger -p "weekly since august" bal
ledger -p "monthly from feb to oct" bal
ledger -p "quarterly in 2004" bal
ledger -p yearly bal
See *Note Period expressions:: for more on syntax. Also, all of the
options `-b', `-e' and `-p' may be used together, but whatever
information occurs last takes priority. An example of such usage (in a
script, perhaps) would be:
ledger -b 2004 -e 2005 -p monthly reg ^expenses
This command is identical to:
ledger -p "monthly in 2004" reg ^expenses
The transactions within a period may be sorted using
`--period-sort', which takes a value expression. This is similar to
the `--sort' option, except that it sorts within each period entry,
rather than sorting all transactions in the report. See the
documentation on `--sort' below for more details.
2.1.3.2 By status
.................
By default, all regular transactions are included in each report. To
limit the report to certain kinds of transactions, use one or more of
the following options:
`-C, --cleared'
Consider only cleared transactions.
`-U, --uncleared'
Consider only uncleared and pending transactions.
`-R, --real'
Consider only real (non-virtual) transactions.
`-L, --actual'
Consider only actual (non-automated) transactions.
Cleared transactions are indicated by an asterix placed just before
the payee name in a transaction. The meaning of this flag is up to the
user, but typically it means that an entry has been seen on a financial
statement. Pending transactions use an exclamation mark in the same
position, but are mainly used only by reconciling software. Uncleared
transactions are for things like uncashed checks, credit charges that
haven't appeared on a statement yet, etc.
Real transactions are all non-virtual transactions, where the account
name is not surrounded by parentheses or square brackets. Virtual
transactions are useful for showing a transfer of money that never
really happened, like money set aside for savings without actually
transferring it from the parent account.
Actual transactions are those not generated, either as part of an
automated entry, or a budget or forecast report. A useful of when you
might like to filter out generated transactions is with a budget:
ledger --budget --actual reg ^expenses
This command outputs all transactions affecting a budgeted account,
but without subtracting the budget amount (because the generated
transactions are suppressed with `--actual'). The report shows how
much you actually spent on budgeted items.
2.1.3.3 By relationship
.......................
Normally, a register report includes only the transactions that match
the regular expressions specified after the command word. For example,
to report all expenses:
ledger reg ^expenses
This reports:
2004/05/29 Book Store Expenses:Books $20.00 $20.00
Using `--related' (`-r') reports the transactions that did not match
your query, but only in entries that otherwise would have matched.
This has the effect of indicating where money came from, or when to:
ledger -r reg ^expenses
Reports:
2004/05/29 Book Store Liabilities:MasterCard $20.00 $20.00
2.1.3.4 By budget
.................
There is more information about budgeting and forecasting in *Note
Budgeting and forecasting::. Basically, if you have any period entries
in your ledger file, you can use these options. A period entry looks
like:
~ Monthly
Assets:Bank:Checking $500.00
Income:Salary
The difference from a regular entry is that the first line begins
with a tilde (~), and instead of a payee there's a period expression
(*Note Period expressions::). Otherwise, a period entry is in every
other way the same as a regular entry.
With such an entry in your ledger file, the `--budget' option will
report only transactions that match a budgeted account. Using
`sample.dat' from above:
ledger --budget reg ^income
Reports:
2004/05/01 Budget entry Income:Salary $500.00 $500.00
2004/05/14 Pay day Income:Salary $-500.00 0
The final total is zero, indicating that the budget matched exactly
for the reported period. Budgeting is most often helpful with period
reporting; for example, to show monthly budget results use `--budget -p
monthly'.
The `--add-budget' option reports all matching transactions in
addition to budget transactions; while `--unbudgeted' shows only those
that don't match a budgeted account. To summarize:
`--budget'
Show transactions matching budgeted accounts.
`--unbudgeted'
Show transactions matching unbudgeted accounts.
`--add-budget'
Show both budgeted and unbudgeted transactions together (i.e., add
the generated budget transactions to the regular report).
A report with the `--forecast' option will add budgeted transactions
while the specified value expression is true. For example:
ledger --forecast 'd<[2005] reg ^income
Reports:
2004/05/14 Pay day Income:Salary $-500.00 $-500.00
2004/12/01 Forecast entry Income:Salary $-500.00 $-1,000.00
2005/01/01 Forecast entry Income:Salary $-500.00 $-1,500.00
The date this report was made was November 5, 2004; the reason the
first forecast entry is in december is that forecast entries are only
added for the future, and they only stop after the value expression has
matched at least once, which is why the January entry appears. A
forecast report can be very useful for determining when money will run
out in an account, or for projecting future cash flow:
ledger --forecast 'd<[2008]' -p yearly reg ^inc ^exp
This reports balances projected income against projected expenses,
showing the resulting total in yearly intervals until 2008. For the
case of `sample.dat', which has no budgeted expenses, the result of the
above command (in November 2004) is:
2004/01/01 - 2004/12/31 Income:Salary $-1,000.00 $-1,000.00
Expenses:Books $20.00 $-980.00
2005/01/01 - 2005/12/31 Income:Salary $-6,000.00 $-6,980.00
2006/01/01 - 2006/12/31 Income:Salary $-6,000.00 $-12,980.00
2007/01/01 - 2007/12/31 Income:Salary $-6,000.00 $-18,980.00
2008/01/01 - 2008/01/01 Income:Salary $-500.00 $-19,480.00
2.1.3.5 By value expression
...........................
Value expressions can be quite complex, and are treated more fully in
*Note Value expressions::. They can be used for limiting a report with
`--limit' (`-l'). The following command report income since august,
but expenses since october:
ledger -l '(/income/&d>=[aug])|(/expenses/&d>=[oct])' reg
The basic form of this value expression is `(A&B)|(A&B)'. The `A'
in each part matches against an account name with `/name/', while each
`B' part compares the date of the transaction (`d') with a specified
month. The resulting report will contain only transactions which match
the value expression.
Another use of value expressions is to calculate the amount reported
for each line of a register report, or for computing the subtotal of
each account shown in a balance report. This example divides each
transaction amount by two:
ledger -t 'a/2' reg ^exp
The `-t' option doesn't affect the running total, only how the
transaction amount is displayed. To change the running total, use
`-T'. In that case, you will likely want to use the total (`O')
instead of the amount (`a'):
ledger -T 'O/2' reg ^exp
2.1.4 Massaging register output
-------------------------------
Even after filtering down your data to just the transactions you're
interested in, the default reporting method of one transaction per line
is often still too much. To combat this complexity, it is possible to
ask Ledger to report the details to you in many different forms,
summarized in various ways. This is the "display" phase of Ledger, and
is documented under `--help-disp'.
2.1.4.1 Summarizing
...................
When multiple transactions relate to a single entry, they are reported
as part of that entry. For example, in the case of `sample.dat':
ledger reg -- book
Reports:
2004/05/29 Book Store Expenses:Books $20.00 $20.00
Liabilities:MasterCard $-20.00 0
(Liabilities:Taxes) $-2.00 $-2.00
All three transactions are part of one entry, and as such the entry
details are printed only once. To report every entry on a single line,
use `-n' to collapse entries with multiple transactions:
ledger -n reg -- book
Reports:
2004/05/29 Book Store <Total> $-2.00 $-2.00
In the balance report, `-n' causes the grand total not to be
displayed at the bottom of the report.
If an account occurs more than once in a report, it is possible to
combine them all and report the total per-account, using `-s'. For
example, this command:
ledger -B reg ^assets
Reports:
2004/05/01 Checking balance Assets:Bank:Checking $1,000.00 $1,000.00
2004/05/01 Investment balance Assets:Brokerage $1,500.00 $2,500.00
2004/05/14 Pay day Assets:Bank:Checking $500.00 $3,000.00
2004/05/27 Credit card company Assets:Bank:Checking $-20.00 $2,980.00
But if the `-s' option is added, the result becomes:
2004/05/01 - 2004/05/29 Assets:Bank:Checking $1,480.00 $1,480.00
Assets:Brokerage $1,500.00 $2,980.00
When account subtotaling is used, only one entry is printed, and the
date and name reflect the range of the combined transactions.
With `-P', transactions relating to the same payee are combined. In
this case, the date of the combined entry is that of the latest
transaction.
`-x' changes the payee name for each transaction to be the same as
the commodity it uses. This can be especially useful combined with
other options, like `-P'. For example:
ledger -Px reg ^assets
Reports:
2004/05/29 $ Assets:Bank:Checking $1,480.00 $1,480.00
2004/05/01 AAPL Assets:Brokerage 50 AAPL $1,480.00
50 AAPL
This reports shows the subtotal for each commodity held, and where it
is located. To see the basis cost, or initial investment, add `-B'.
Applied to the example above:
2004/05/29 $ Assets:Bank:Checking $1,480.00 $1,480.00
2004/05/01 AAPL Assets:Brokerage $1,500.00 $2,980.00
The only other options which affect summarized totals is `-E', which
works only in the balance report. In this case, it shows matching
accounts with a zero a balance, which are ordinarily excluded. This
can be useful to see all the accounts involved in a report, even if
some have no total.
2.1.4.2 Quick periods
.....................
Although the `-p' option (also `--period') is much more versatile,
there are other options to make the most common period reports easier:
`-W, --weekly'
Show weekly sub-totals. Same as `-p weekly'.
`-M, --monthly'
Show monthly sub-totals. Same as `-p monthly'.
`-Y, --yearly'
Show yearly sub-totals. Same as `-p yearly'.
There is one kind of period report cannot be done with `-p'. This
is the `--dow', or "days of the week" report, which shows summarized
totals for each day of the week. The following examples shows a "day
of the week" report of income and expenses:
ledger --dow reg ^inc ^exp
Reports:
2004/05/27 Thursdays Expenses:Books $20.00 $20.00
2004/05/14 Fridays Income:Salary $-500.00 $-480.00
2.1.4.3 Ordering and width
..........................
The transactions displayed in a report are shown in the same order as
they appear in the ledger file. To change the order and sort a report,
use the `--sort' option. `--sort' takes a value expression to
determine the value to sort against, making it possible to sort
according to complex criteria. Here are some simple and useful
examples:
ledger --sort d reg ^exp # sort by date
ledger --sort t reg ^exp # sort by amount total
ledger --sort -t reg ^exp # reverse sort by amount total
ledger --sort Ut reg ^exp # sort by abs amount total
For the balance report, you will want to use `T' instead of `t':
ledger --sort T reg ^exp # sort by amount total
ledger --sort -T reg ^exp # reverse sort by amount total
ledger --sort UT reg ^exp # sort by abs amount total
The `--sort' options sorts all transactions in a report. If periods
are used (such as `--monthly'), this can get somewhat confusing. In
that case, you'll probably want to sort within periods using
`--period-sort' instead of `--sort'.
And if the register seems too cramped, and you have a lot of screen
real estate, you can use `-w' to format the report within 132 acolumns,
instead of 80. You are more likely then to see full payee and account
names, as well as properly formatted totals when long-named commodities
are used.
If you want only the first or last N entries to be printed--which can
be very useful for viewing the last 10 entries in your checking
account, while also showing the cumulative balance from all
entries--use the `--head' and/or `--tail' options. The two options may
be used simultaneously, for example:
ledger --tail 20 reg checking
If the output from your command is very long, Ledger can output the
data to a pager utility, such as `more' or `less':
ledger --pager /usr/bin/less reg checking
2.1.4.4 Averages and percentages
................................
To see the running total changed to a running average, use `-A'. The
final transaction's total will be the overall average of all displayed
transactions. The works in conjunction with period reporting, so that
you can see your monthly average expenses with:
ledger -AM reg ^expenses:food
ledger -AMn reg ^expenses
This works in the balance report too:
ledger -AM bal ^expenses:food
ledger -AMs bal ^expenses
The `-D' option changes the running average into a deviation from
the running average. This only makes sense in the register report,
however.
ledger -DM reg ^expenses:food
In the balance report only, `-%' changes the reported totals into a
percentage of the parent account. This kind of report is confusing if
negative amounts are involved, and doesn't work at all if multiple
commodities occur in an account's history. It has a somewhat limited
usefulness, therefore, but in certain cases it can be handy, such as
reviewing overall expenses:
ledger -%s -S T bal ^expenses
2.1.4.5 Reporting total data
............................
Normally in the `xml' report, only transaction amounts are printed. To
include the running total under a `<total>' tag, use `--totals'. This
does not affect any other report.
In the register report only, the output can be changed with `-j' to
show only the date and the amount--without commodities. This only
makes sense if a single commodity appears in the report, but can be
quite useful for scripting, or passing the data to Gnuplot. To show
only the date and running total, use `-J'.
2.1.4.6 Display by value expression
...................................
With `-d' you can decide which transactions (or accounts in the balance
report) are displayed, according to a value expression. The computed
total is not affected, only the display. This can be very useful for
shortening a report without changing the running total:
ledger -d 'd>=[last month]' reg checking
This command shows the checking account's register, beginning from
last month, but with the running total reflecting the entire history of
the account.
2.1.4.7 Change report format
............................
When dates are printed in any report, the default format is `%Y/%m/%d',
which yields dates of the form `YYYY/mm/dd'. This can be changed with
`-y', whose argument is a `strftime' string--see your system's C
library documentation for the allowable codes. Mostly you will want to
use `%Y', `%m' and `%d', in whatever combination is convenient for your
locale.
To change the format of the entire reported line, use `-F'. It
supports quite a large number of options, which are all documented in
*Note Format strings::. In addition, each specific kind of report
(except for `xml') can be changed using one of the following options:
`--balance-format'
`balance' report. Default:
%20T %2_%-a\n
`--register-format'
`register' report. Default:
%D %-.20P %-.22A %12.66t %12.80T\n%/%32|%-.22A %12.66t %12.80T\n
`--print-format'
`print' report. Default:
%D %-.35P %-.38A %22.108t %22.132T\n%/%48|%-.38A %22.108t %22.132T\n
`--plot-amount-format'
`register' report when `-j' (plot amount) is used. Default:
%D %(St)\n
`--plot-total-format'
`register' report when `-J' (plot total) is used. Default:
%D %(ST)\n
`--equity-format'
`equity' report. Default:
\n%D %Y%C%P\n %-34W %12o%n\n%/ %-34W %12o%n\n
`--prices-format'
`prices' report. Default:
\n%D %Y%C%P\n%/ %-34W %12t\n
`--wide-register-format'
`register' report when `-w' (wide) is used. Default:
%D %-.35P %-.38A %22.108t %22.132T\n%/%48|%-.38A %22.108t %22.132T\n
2.1.5 Standard queries
----------------------
If your ledger file uses the standard top-level accounts: Assets,
Liabilities, Income, Expenses, Equity: then the following queries will
enable you to generate some typical accounting reports from your data.
Your _net worth_ can be determined by balancing assets against
liabilities:
ledger bal ^assets ^liab
By removing long-term investment and loan accounts, you can see your
current net liquidity (or liquid net worth):
ledger bal ^assets ^liab -retirement -brokerage -loan
Balancing expenses against income yields your _cash flow_, or net
profit/loss:
ledger bal ^exp ^inc
In this case, if the number is positive it means you spent more than
you earned during the report period.
The most often used command is the "balance" command:
export LEDGER=/home/johnw/doc/ledger.dat
ledger balance
Here I've set my Ledger environment variable to point to where my
ledger file is hiding. Thereafter, I needn't specify it again.
2.1.6 Reporting balance totals
------------------------------
The balance command prints out the summarized balances of all my
top-level accounts, excluding sub-accounts. In order to see the
balances for a specific account, just specify a regular expression
after the balance command:
ledger balance expenses:food
This will show all the money that's been spent on food, since the
beginning of the ledger. For food spending just this month
(September), use:
ledger -p sep balance expenses:food
Or maybe you want to see all of your assets, in which case the -s
(show sub-accounts) option comes in handy:
ledger -s balance ^assets
To exclude a particular account, use a regular expression with a
leading minus sign. The following will show all expenses, but without
food spending:
ledger balance expenses -food
2.1.7 Reporting percentages
---------------------------
There is no built-in way to report transaction amounts or account
balances in terms of percentages
---------- Footnotes ----------
(1) It is impossible for accounts not to balance in ledger; it
reports an error if a transaction does not balance
(2) If it ever does, then generated transactions are involved, which
can be removed using `--actual'

File: ledger.info, Node: Commands, Next: Options, Prev: Usage overview, Up: Running Ledger
2.2 Commands
============
2.2.1 balance
-------------
The `balance' command reports the current balance of all accounts. It
accepts a list of optional regexps, which confine the balance report to
the matching accounts. If an account contains multiple types of
commodities, each commodity's total is reported separately.
2.2.2 register
--------------
The `register' command displays all the transactions occurring in a
single account, line by line. The account regexp must be specified as
the only argument to this command. If any regexps occur after the
required account name, the register will contain only those
transactions that match. Very useful for hunting down a particular
transaction.
The output from `register' is very close to what a typical
checkbook, or single-account ledger, would look like. It also shows a
running balance. The final running balance of any register should
always be the same as the current balance of that account.
If you have Gnuplot installed, you may plot the amount or running
total of any register by using the script `report', which is included
in the Ledger distribution. The only requirement is that you add
either `-j' or `-J' to your register command, in order to plot either
the amount or total column, respectively.
2.2.3 print
-----------
The `print' command prints out ledger entries in a textual format that
can be parsed by Ledger. They will be properly formatted, and output
in the most economic form possible. The "print" command also takes a
list of optional regexps, which will cause only those transactions
which match in some way to be printed.
The `print' command can be a handy way to clean up a ledger file
whose formatting has gotten out of hand.
2.2.4 output
------------
The `output' command is very similar to the `print' command, except
that it attempts to replicate the specified ledger file exactly. The
format of the command is:
ledger -f FILENAME output FILENAME
Where `FILENAME' is the name of the ledger file to output. The
reason for specifying this command is that only entries contained
within that file will be output, and not an included entries (as can
happen with the `print' command).
2.2.5 xml
---------
The `xml' command outputs results similar to what `print' and
`register' display, but as an XML form. This data can then be read in
and processed. Use the `--totals' option to include the running total
with each transaction.
2.2.6 emacs
-----------
The `emacs' command outputs results in a form that can be read directly
by Emacs Lisp. The format of the sexp is:
((BEG-POS CLEARED DATE CODE PAYEE
(ACCOUNT AMOUNT)...) ; list of transactions
...) ; list of entries
2.2.7 equity
------------
The `equity' command prints out accounts balances as if they were
entries. This makes it easy to establish the starting balances for an
account, such as when *Note Archiving previous years::.
2.2.8 prices
------------
The `prices' command displays the price history for matching
commodities. The `-A' flag is useful with this report, to display the
running average price, or `-D' to show each price's deviation from that
average.
There is also a `pricesdb' command which outputs the same
information as `prices', but does in a format that can be parsed by
Ledger.
2.2.9 entry
-----------
The `entry' commands simplifies the creation of new entries. It works
on the principle that 80% of all transactions are variants of earlier
transactions. Here's how it works:
Say you currently have this transaction in your ledger file:
2004/03/15 * Viva Italiano
Expenses:Food $12.45
Expenses:Tips $2.55
Liabilities:MasterCard $-15.00
Now it's `2004/4/9', and you've just eating at `Viva Italiano'
again. The exact amounts are different, but the overall form is the
same. With the `entry' command you can type:
ledger entry 2004/4/9 viva food 11 tips 2.50
This produces the following output:
2004/04/09 Viva Italiano
Expenses:Food $11.00
Expenses:Tips $2.50
Liabilities:MasterCard $-13.50
It works by finding a past transaction matching the regular
expression `viva', and assuming that any accounts or amounts specified
will be similar to that earlier transaction. If Ledger does not
succeed in generating a new entry, an error is printed and the exit
code is set to `1'.
There is a shell script in the distribution's `scripts' directory
called `entry', which simplifies the task of adding a new entry to your
ledger. It launches `vi' to confirm that the entry looks appropriate.
Here are a few more examples of the `entry' command, assuming the
above journal entry:
ledger entry 4/9 viva 11.50
ledger entry 4/9 viva 11.50 checking # (from `checking')
ledger entry 4/9 viva food 11.50 tips 8
ledger entry 4/9 viva food 11.50 tips 8 cash
ledger entry 4/9 viva food $11.50 tips $8 cash
ledger entry 4/9 viva dining "DM 11.50"

File: ledger.info, Node: Options, Next: Format strings, Prev: Commands, Up: Running Ledger
2.3 Options
===========
With all of the reports, command-line options are useful to modify the
output generated. These command-line options always occur before the
command word. This is done to distinguish options from exclusive
regular expressions, which also begin with a dash. The basic form for
most commands is:
ledger [OPTIONS] COMMAND [REGEXPS...] [-- [REGEXPS...]]
The OPTIONS and REGEXPS expressions are both optional. You could
just use `ledger balance', without any options--which prints a summary
of all accounts. But for more specific reporting, or to change the
appearance of the output, options are needed.
* Menu:
* Basic options::
* Report filtering::
* Output customization::
* Commodity reporting::
* Environment variables::

File: ledger.info, Node: Basic options, Next: Report filtering, Prev: Options, Up: Options
2.3.1 Basic options
-------------------
These are the most basic command options. Most likely, the user will
want to set them using *Note Environment variables::, instead of using
actual command-line options:
`--help' (`-h') prints a summary of all the options, and what they
are used for. This can be a handy way to remember which options do
what. This help screen is also printed if ledger is run without a
command.
`--version' (`-v') prints the current version of ledger and exits.
This is useful for sending bug reports, to let the author know which
version of ledger you are using.
`--file FILE' (`-f FILE') reads FILE as a ledger file. This command
may be used multiple times. FILE may also be a list of file names
separated by colons. Typically, the environment variable `LEDGER_FILE'
is set, rather than using this command-line option.
`--output FILE' (`-o FILE') redirects output from any command to
FILE. By default, all output goes to standard output.
`--init-file FILE' (`-i FILE') causes FILE to be read by ledger
before any other ledger file. This file may not contain any
transactions, but it may contain option settings. To specify options
in the init file, use the same syntax as the command-line. Here's an
example init file:
--price-db ~/finance/.pricedb
; ~/.ledgerrc ends here
Option settings on the command-line or in the environment always take
precedence over settings in the init file.
`--cache FILE' identifies FILE as the default binary cache file.
That is, if the ledger files to be read are specified using the
environment variable `LEDGER_FILE', then whenever a command is finished
a binary copy will be written to the specified cache, to speed up the
loading time of subsequent queries. This filename can also be given
using the environment variable `LEDGER_CACHE', or by putting the option
into your init file. The `--no-cache' option causes Ledger to always
ignore the binary cache.
`--account NAME' (`-a NAME') specifies the default account which QIF
file transactions are assumed to relate to.

File: ledger.info, Node: Report filtering, Next: Output customization, Prev: Basic options, Up: Options
2.3.2 Report filtering
----------------------
These options change which transactions affect the outcome of a report,
in ways other than just using regular expressions:
`--current'(`-c') displays only entries occurring on or before the
current date.
`--begin DATE' (`-b DATE') constrains the report to entries on or
after DATE. Only entries after that date will be calculated, which
means that the running total in the balance report will always start at
zero with the first matching entry. (Note: This is different from
using `--display' to constrain what is displayed).
`--end DATE' (`-e DATE') constrains the report so that entries on or
after DATE are not considered. The ending date is inclusive.
`--period STR' (`-p STR') sets the reporting period to STR. This
will subtotal all matching entries within each period separately,
making it easy to see weekly, monthly, quarterly, etc., transaction
totals. A period string can even specify the beginning and end of the
report range, using simple terms like "last june" or "next month". For
more using period expressions, see *Note Period expressions::.
`--period-sort EXPR' sorts the transactions within each reporting
period using the value expression EXPR. This is most often useful when
reporting monthly expenses, in order to view the highest expense
categories at the top of each month:
ledger -M --period-sort -At reg ^Expenses
`--cleared' (`-C') displays only transactions whose entry has been
marked "cleared" (by placing an asterix to the right of the date).
`--uncleared' (`-U') displays only transactions whose entry has not
been marked "cleared" (i.e., if there is no asterix to the right of the
date).
`--real' (`-R') displays only real transactions, not virtual. (A
virtual transaction is indicated by surrounding the account name with
parentheses or brackets; see the section on using virtual transactions
for more information).
`--actual' (`-L') displays only actual transactions, and not those
created due to automated transactions.
`--related' (`-r') displays transactions that are related to
whichever transactions would otherwise have matched the filtering
criteria. In the register report, this shows where money went to, or
the account it came from. In the balance report, it shows all the
accounts affected by entries having a related transaction. For
example, if a file had this entry:
2004/03/20 Safeway
Expenses:Food $65.00
Expenses:Cash $20.00
Assets:Checking $-85.00
And the register command was:
ledger -r register food
The following would be output, showing the transactions related to
the transaction that matched:
2004/03/20 Safeway Expenses:Cash $-20.00 $-20.00
Assets:Checking $85.00 $65.00
`--budget' is useful for displaying how close your transactions meet
your budget. `--add-budget' also shows unbudgeted transactions, while
`--unbudgeted' shows only those. `--forecast' is a related option that
projects your budget into the future, showing how it will affect future
balances. *Note Budgeting and forecasting::.
`--limit EXPR' (`-l EXPR') limits which transactions take part in
the calculations of a report.
`--amount EXPR' (`-t EXPR') changes the value expression used to
calculate the "value" column in the `register' report, the amount used
to calculate account totals in the `balance' report, and the values
printed in the `equity' report. *Note Value expressions::.
`--total EXPR' (`-T EXPR') sets the value expression used for the
"totals" column in the `register' and `balance' reports.

File: ledger.info, Node: Output customization, Next: Commodity reporting, Prev: Report filtering, Up: Options
2.3.3 Output customization
--------------------------
These options affect only the output, but not which transactions are
used to create it:
`--collapse' (`-n') causes entries in a `register' report with
multiple transactions to be collapsed into a single, subtotaled entry.
`--subtotal' (`-s') causes all entries in a `register' report to be
collapsed into a single, subtotaled entry.
`--by-payee' (`-P') reports subtotals by payee.
`--comm-as-payee' (`-x') changes the payee of every transaction to
be the commodity used in that transaction. This can be useful when
combined with other options, such as `-s'.
`--empty' (`-E') includes even empty accounts in the `balance'
report.
`--weekly' (`-W') reports transaction totals by the week. The week
begins on whichever day of the week begins the month containing that
transaction. To set a specific begin date, use a period string, such
as `weekly from DATE'. `--monthly' (`-M') reports transaction totals
by month; `--yearly' (`-Y') reports transaction totals by year. For
more complex period, using the `--period' option described above.
`--dow' reports transactions totals for each day of the week. This
is an easy way to see if weekend spending is more than on weekdays.
`--sort EXPR' (`-S EXPR') sorts a report by comparing the values
determined using the value expression EXPR. For example, using `-S
-UT' in the balance report will sort account balances from greatest to
least, using the absolute value of the total. For more on how to use
value expressions, see *Note Value expressions::.
`--wide' (`-w') causes the default `register' report to assume 132
columns instead of 80.
`--head' causes only the first N entries to be printed. This is
different from using the command-line utility `head', which would limit
to the first N transactions. `--tail' outputs only the last N entries.
Both options may be used simultaneously. If a negative amount is
given, it will invert the meaning of the flag (instead of the first
five entries being printed, for example, it would print all but the
first five).
`--pager' tells Ledger to pass its output to the given pager
program--very useful when the output is especially long. This behavior
can be made the default by setting the `LEDGER_PAGER' environment
variable.
`--average' (`-A') reports the average transaction value.
`--deviation' (`-D') reports each transaction's deviation from the
average. It is only meaningful in the `register' and `prices' reports.
`--percentage' (`-%') shows account subtotals in the `balance'
report as percentages of the parent account.
`--totals' include running total information in the `xml' report.
`--amount-data' (`-j') changes the `register' report so that it
output nothing but the date and the value column, and the latter
without commodities. This is only meaningful if the report uses a
single commodity. This data can then be fed to other programs, which
could plot the date, analyze it, etc.
`--total-data' (`-J') changes the `register' report so that it
output nothing but the date and totals column, without commodities.
`--display EXPR' (`-d EXPR') limits which transactions or accounts
or actually displayed in a report. They might still be calculated, and
be part of the running total of a register report, for example, but
they will not be displayed. This is useful for seeing last month's
checking transactions, against a running balance which includes all
transaction values:
ledger -d "d>=[last month]" reg checking
The output from this command is very different from the following,
whose running total includes only transactions from the last month
onward:
ledger -p "last month" reg checking
Which is more useful depends on what you're looking to know: the
total amount for the reporting range (`-p'), or simply a display
restricted to the reporting range (using `-d').
`--date-format STR' (`-y STR') changes the basic date format used by
reports. The default uses a date like 2004/08/01, which represents the
default date format of `%Y/%m/%d'. To change the way dates are printed
in general, the easiest way is to put `--date-format FORMAT' in the
Ledger initialization file `~/.ledgerrc' (or the file referred to by
`LEDGER_INIT').
`--format STR' (`-F STR') sets the reporting format for whatever
report ledger is about to make. *Note Format strings::. There are
also specific format commands for each report type:
* `--balance-format STR'
* `--register-format STR'
* `--print-format STR'
* `--plot-amount-format STR' (-j `register')
* `--plot-total-format STR' (-J `register')
* `--equity-format STR'
* `--prices-format STR'
* `--wide-register-format STR' (-w `register')

File: ledger.info, Node: Commodity reporting, Next: Environment variables, Prev: Output customization, Up: Options
2.3.4 Commodity reporting
-------------------------
These options affect how commodity values are displayed:
`--price-db FILE' sets the file that is used for recording
downloaded commodity prices. It is always read on startup, to
determine historical prices. Other settings can be placed in this file
manually, to prevent downloading quotes for a specific, for example.
This is done by adding a line like the following:
; Don't download quotes for the dollar, or timelog values
N $
N h
`--price-exp MINS' (`-L MINS') sets the expected freshness of price
quotes, in minutes. That is, if the last known quote for any commodity
is older than this value--and if `--download' is being used--then the
Internet will be consulted again for a newer price. Otherwise, the old
price is still considered to be fresh enough.
`--download' (`-Q') causes quotes to be automagically downloaded, as
needed, by running a script named `getquote' and expecting that script
to return a value understood by ledger. A sample implementation of a
`getquote' script, implemented in Perl, is provided in the
distribution. Downloaded quote price are then appended to the price
database, usually specified using the environment variable
`LEDGER_PRICE_DB'.
There are several different ways that ledger can report the totals it
displays. The most flexible way to adjust them is by using value
expressions, and the `-t' and `-T' options. However, there are also
several "default" reports, which will satisfy most users basic
reporting needs:
`-O, --quantity'
Reports commodity totals (this is the default)
`-B, --basis'
Reports the cost basis for all transactions.
`-V, --market'
Reports the last known market value for all commodities.
`-g, --performance'
Reports the net gain/loss for each transaction in a `register'
report.
`-G --gain'
Reports the net gain/loss for all commodities in the report that
have a price history.

File: ledger.info, Node: Environment variables, Prev: Commodity reporting, Up: Options
2.3.5 Environment variables
---------------------------
Every option to ledger may be set using an environment variable. If an
option has a long name such `--this-option', setting the environment
variable `LEDGER_THIS_OPTION' will have the same affect as specifying
that option on the command-line. Options on the command-line always
take precedence over environment variable settings, however.
Note that you may also permanently specify option values by placing
option settings in the file `~/.ledgerrc', for example:
--cache /tmp/.mycache

File: ledger.info, Node: Format strings, Next: Value expressions, Prev: Options, Up: Running Ledger
2.4 Format strings
==================
Format strings may be used to change the output format of reports.
They are specified by passing a formatting string to the `--format'
(`-F') option. Within that string, constructs are allowed which make
it possible to display the various parts of an account or transaction
in custom ways.
Within a format strings, a substitution is specified using a percent
character (`%'). The basic format of all substitutions is:
%[-][MIN WIDTH][.MAX WIDTH]EXPR
If the optional minus sign (`-') follows the percent character,
whatever is substituted will be left justified. The default is right
justified. If a minimum width is given next, the substituted text will
be at least that wide, perhaps wider. If a period and a maximum width
is given, the substituted text will never be wider than this, and will
be truncated to fit. Here are some examples:
%-P An entry's payee, left justified
%20P The same, right justified, at least 20 chars wide
%.20P The same, no more than 20 chars wide
%-.20P Left justified, maximum twenty chars wide
The expression following the format constraints can be a single
letter, or an expression enclosed in parentheses or brackets. The
allowable expressions are:
`%'
Inserts a percent sign.
`t'
Inserts the results of the value expression specified by `-t'. If
`-t' was not specified, the current report style's value
expression is used.
`T'
Inserts the results of the value expression specified by `-T'. If
`-T' was not specified, the current report style's value
expression is used.
`|'
Inserts a single space. This is useful if a width is specified,
for inserting a certain number of spaces.
`_'
Inserts a space for each level of an account's depth. That is, if
an account has two parents, this construct will insert two spaces.
If a minimum width is specified, that much space is inserted for
each level of depth. Thus `%5_', for an account with four
parents, will insert twenty spaces.
`(EXPR)'
Inserts the amount resulting from the value expression given in
parentheses. To insert five times the total value of an account,
for example, one could say `%12(5*O)'. Note: It's important to put
the five first in that expression, so that the commodity doesn't
get stripped from the total.
`[DATEFMT]'
Inserts the result of formatting a transaction's date with a date
format string, exactly like those supported by `strftime'. For
example: `%[%Y/%m/%d %H:%M:%S]'.
`S'
Insert the pathname of the file from which the entry's data was
read.
`B'
Inserts the beginning character position of that entry within the
file.
`b'
Inserts the beginning line of that entry within the file.
`E'
Inserts the ending character position of that entry within the
file.
`e'
Inserts the ending line of that entry within the file.
`D'
By default, this is the same as `%[%Y/%m%/d]'. The date format
used can be changed at any time with the `-y' flag, however.
Using `%D' gives the user more control over the way dates are
output.
`d'
This is the same as the `%D' option, unless the entry has an
effective date, in which case it prints
`[ACTUAL_DATE=EFFECtIVE_DATE]'.
`X'
If a transaction has been cleared, this inserts `*' followed by a
space; otherwise nothing is inserted.
`Y'
This is the same as `%X', except that it only displays a state
character if all of the member transactions have the same state.
`C'
Inserts the checking number for an entry, in parentheses, followed
by a space; if none was specified, nothing is inserted.
`P'
Inserts the payee related to a transaction.
`a'
Inserts the optimal short name for an account. This is normally
used in balance reports. It prints a parent account's name if
that name has not been printed yet, otherwise it just prints the
account's name.
`A'
Inserts the full name of an account.
`W'
This is the same as `%A', except that it first displays the
transaction's state _if the entry's transaction states are not all
the same_, followed by the full account name. This is offered as
a printing optimization, so that combined with `%Y', only the
minimum amount of state detail is printed.
`o'
Inserts the "optimized" form of a transaction's amount. This is
used by the print report. In some cases, this inserts nothing; in
others, it inserts the transaction amount and its cost. It's use
is not recommend unless you are modifying the print report.
`n'
Inserts the note associated with a transaction, preceded by two
spaces and a semi-colon, if it exists. Thus, no none becomes an
empty string, while the note `foo' is substituted as ` ; foo'.
`N'
Inserts the note associated with a transaction, if one exists.
`/'
The `%/' construct is special. It separates a format string
between what is printed for the first transaction of an entry, and
what is printed for all subsequent transactions. If not used, the
same format string is used for all transactions.

File: ledger.info, Node: Value expressions, Next: Period expressions, Prev: Format strings, Up: Running Ledger
2.5 Value expressions
=====================
Value expressions are an expression language used by Ledger to
calculate values used by the program for many different purposes:
1. The values displayed in reports
2. For predicates (where truth is anything non-zero), to determine
which transactions are calculated (`-l') or displayed (`-d').
3. For sorting criteria, to yield the sort key.
4. In the matching criteria used by automated transactions.
Value expressions support most simple math and logic operators, in
addition to a set of one letter functions and variables. A function's
argument is whatever follows it. The following is a display predicate
that I use with the `balance' command:
ledger -d /^Liabilities/?T<0:UT>100 balance
The effect is that account totals are displayed only if: 1) A
Liabilities account has a total less than zero; or 2) the absolute
value of the account's total exceeds 100 units of whatever commodity
contains. If it contains multiple commodities, only one of them must
exceed 100 units.
Display predicates are also very handy with register reports, to
constrain which entries are printed. For example, the following
command shows only entries from the beginning of the current month,
while still calculating the running balance based on all entries:
ledger -d "d>[this month]" register checking
This advantage to this command's complexity is that it prints the
running total in terms of all entries in the register. The following,
simpler command is similar, but totals only the displayed transactions:
ledger -b "this month" register checking
2.5.1 Variables
---------------
Below are the one letter variables available in any value expression.
For the register and print commands, these variables relate to
individual transactions, and sometimes the account affected by a
transaction. For the balance command, these variables relate to
accounts--often with a subtle difference in meaning. The use of each
variable for both is specified.
`t'
This maps to whatever the user specified with `-t'. In a register
report, `-t' changes the value column; in a balance report, it has
no meaning by default. If `-t' was not specified, the current
report style's value expression is used.
`T'
This maps to whatever the user specified with `-T'. In a register
report, `-T' changes the totals column; in a balance report, this
is the value given for each account. If `-T' was not specified,
the current report style's value expression is used.
`m'
This is always the present moment/date.
2.5.1.1 Transaction/account details
...................................
`d'
A transaction's date, as the number of seconds past the epoch.
This is always "today" for an account.
`a'
The transaction's amount; the balance of an account, without
considering children.
`b'
The cost of a transaction; the cost of an account, without its
children.
`v'
The market value of a transaction, or an account without its
children.
`g'
The net gain (market value minus cost basis), for a transaction or
an account without its children. It is the same as `v-b'.
`l'
The depth ("level") of an account. If an account has one parent,
it's depth is one.
`n'
The index of a transaction, or the count of transactions affecting
an account.
`X'
1 if a transaction's entry has been cleared, 0 otherwise.
`R'
1 if a transaction is not virtual, 0 otherwise.
`Z'
1 if a transaction is not automated, 0 otherwise.
2.5.1.2 Calculated totals
.........................
`O'
The total of all transactions seen so far, or the total of an
account and all its children.
`N'
The total count of transactions affecting an account and all its
children.
`B'
The total cost of all transactions seen so far; the total cost of
an account and all its children.
`V'
The market value of all transactions seen so far, or of an account
and all its children.
`G'
The total net gain (market value minus cost basis), for a series of
transactions, or an account and its children. It is the same as
`V-B'.
2.5.2 Functions
---------------
The available one letter functions are:
`-'
Negates the argument.
`U'
The absolute (unsigned) value of the argument.
`S'
Strips the commodity from the argument.
`A'
The arithmetic mean of the argument; `Ax' is the same as `x/n'.
`P'
The present market value of the argument. The syntax `P(x,d)' is
supported, which yields the market value at time `d'. If no date
is given, then the current moment is used.
2.5.3 Operators
---------------
The binary and ternary operators, in order of precedence, are:
1. `* /'
2. `+ -'
3. `! < > ='
4. `& | ?:'
2.5.4 Complex expressions
-------------------------
More complicated expressions are possible using:
`NUM'
A plain integer represents a commodity-less amount.
`{AMOUNT}'
An amount in braces can be any kind of amount supported by ledger,
with or without a commodity. Use this for decimal values.
`/REGEXP/'
`W/REGEXP/'
A regular expression that matches against an account's full name.
If a transaction, this will match against the account affected by
the transaction.
`//REGEXP/'
`p/REGEXP/'
A regular expression that matches against an entry's payee name.
`///REGEXP/'
`w/REGEXP/'
A regular expression that matches against an account's base name.
If a transaction, this will match against the account affected by
the transaction.
`c/REGEXP/'
A regular expression that matches against the entry code (the text
that occurs between parentheses before the payee name).
`e/REGEXP/'
A regular expression that matches against a transaction's note, or
comment field.
`(EXPR)'
A sub-expression is nested in parenthesis. This can be useful
passing more complicated arguments to functions, or for overriding
the natural precedence order of operators.
`[DATE]'
Useful specifying a date in plain terms. For example, you could
say `[2004/06/01]'.

File: ledger.info, Node: Period expressions, Next: File format, Prev: Value expressions, Up: Running Ledger
2.6 Period expressions
======================
A period expression indicates a span of time, or a reporting interval,
or both. The full syntax is:
[INTERVAL] [BEGIN] [END]
The optional INTERVAL part may be any one of:
every day
every week
every monthly
every quarter
every year
every N days # N is any integer
every N weeks
every N months
every N quarters
every N years
daily
weekly
biweekly
monthly
bimonthly
quarterly
yearly
After the interval, a begin time, end time, both or neither may be
specified. As for the begin time, it can be either of:
from <SPEC>
since <SPEC>
The end time can be either of:
to <SPEC>
until <SPEC>
Where SPEC can be any of:
2004
2004/10
2004/10/1
10/1
october
oct
this week # or day, month, quarter, year
next week
last week
The beginning and ending can be given at the same time, if it spans a
single period. In that case, just use SPEC by itself. In that case,
the period `oct', for example, will cover all the days in october. The
possible forms are:
<SPEC>
in <SPEC>
Here are a few examples of period expressions:
monthly
monthly in 2004
weekly from oct
weekly from last month
from sep to oct
from 10/1 to 10/5
monthly until 2005
from apr
until nov
last oct
weekly last august

File: ledger.info, Node: File format, Next: Some typical queries, Prev: Period expressions, Up: Running Ledger
2.7 File format
===============
The ledger file format is quite simple, but also very flexible. It
supports many options, though typically the user can ignore most of
them. They are summarized below.
The initial character of each line determines what the line means,
and how it should be interpreted. Allowable initial characters are:
`NUMBER'
A line beginning with a number denotes an entry. It may be
followed by any number of lines, each beginning with whitespace,
to denote the entry's account transactions. The format of the
first line is:
DATE[=EDATE] [*|!] [(CODE)] DESC
If `*' appears after the date (with optional effective date), it
indicates the entry is "cleared", which can mean whatever the user
wants it t omean. If `!' appears after the date, it indicates d
the entry is "pending"; i.e., tentatively cleared from the user's
point of view, but not yet actually cleared. If a `CODE' appears
in parentheses, it may be used to indicate a check number, or the
type of the transaction. Following these is the payee, or a
description of the transaction.
The format of each following transaction is:
ACCOUNT AMOUNT [; NOTE]
The `ACCOUNT' may be surrounded by parentheses if it is a virtual
transactions, or square brackets if it is a virtual transactions
that must balance. The `AMOUNT' can be followed by a per-unit
transaction cost, by specifying ` AMOUNT', or a complete
transaction cost with `@ AMOUNT'. Lastly, the `NOTE' may specify
an actual and/or effective date for the transaction by using the
syntax `[ACTUAL_DATE]' or `[=EFFECTIVE_DATE]' or
`[ACTUAL_DATE=EFFECtIVE_DATE]'.
`='
An automated entry. A value expression must appear after the equal
sign.
After this initial line there should be a set of one or more
transactions, just as if it were normal entry. If the amounts of
the transactions have no commodity, they will be applied as
modifiers to whichever real transaction is matched by the value
expression.
`~'
A period entry. A period expression must appear after the tilde.
After this initial line there should be a set of one or more
transactions, just as if it were normal entry.
`!'
A line beginning with an exclamation mark denotes a command
directive. It must be immediately followed by the command word.
The supported commands are:
`!include'
Include the stated ledger file.
`!account'
The account name is given is taken to be the parent of all
transactions that follow, until `!end' is seen.
`!end'
Ends an account block.
`;'
A line beginning with a colon indicates a comment, and is ignored.
`Y'
If a line begins with a capital Y, it denotes the year used for all
subsequent entries that give a date without a year. The year
should appear immediately after the Y, for example: `Y2004'. This
is useful at the beginning of a file, to specify the year for that
file. If all entries specify a year, however, this command has no
effect.
`P'
Specifies a historical price for a commodity. These are usually
found in a pricing history file (see the `-Q' option). The syntax
is:
P DATE SYMBOL PRICE
`N SYMBOL'
Indicates that pricing information is to be ignored for a given
symbol, nor will quotes ever be downloaded for that symbol. Useful
with a home currency, such as the dollar ($). It is recommended
that these pricing options be set in the price database file, which
defaults to `~/.pricedb'. The syntax for this command is:
N SYMBOL
`D AMOUNT'
Specifies the default commodity to use, by specifying an amount in
the expected format. The `entry' command will use this commodity
as the default when none other can be determined. This command
may be used multiple times, to set the default flags for different
commodities; whichever is seen last is used as the default
commodity. For example, to set US dollars as the default
commodity, while also setting the thousands flag and decimal flag
for that commodity, use:
D $1,000.00
`C AMOUNT1 = AMOUNT2'
Specifies a commodity conversion, where the first amount is given
to be equivalent to the second amount. The first amount should
use the decimal precision desired during reporting:
C 1.00 Kb = 1024 bytes
`i, o, b, h'
These four relate to timeclock support, which permits ledger to
read timelog files. See the timeclock's documentation for more
info on the syntax of its timelog files.

File: ledger.info, Node: Some typical queries, Next: Budgeting and forecasting, Prev: File format, Up: Running Ledger
2.8 Some typical queries
========================
A query such as the following shows all expenses since last October,
sorted by total:
ledger -b "last oct" -s -S T bal ^expenses
From left to right the options mean: Show entries since October,
2003; show all sub-accounts; sort by the absolute value of the total;
and report the balance for all expenses.
2.8.1 Reporting monthly expenses
--------------------------------
The following query makes it easy to see monthly expenses, with each
month's expenses sorted by the amount:
ledger -M --period-sort t reg ^expenses
Now, you might wonder where the money came from to pay for these
things. To see that report, add `-r', which shows the "related
account" transactions:
ledger -M --period-sort t -r reg ^expenses
But maybe this prints too much information. You might just want to
see how much you're spending with your MasterCard. That kind of query
requires the use of a display predicate, since the transactions
calculated must match `^expenses', while the transactions displayed
must match `mastercard'. The command would be:
ledger -M -r -d /mastercard/ reg ^expenses
This query says: Report monthly subtotals; report the "related
account" transactions; display only related transactions whose account
matches `mastercard', and base the calculation on transactions matching
`^expenses'.
This works just as well for report the overall total, too:
ledger -s -r -d /mastercard/ reg ^expenses
The `-s' option subtotals all transactions, just as `-M' subtotaled
by the month. The running total in both cases is off, however, since a
display expression is being used.
2.8.2 Visualizing with Gnuplot
------------------------------
If you have `Gnuplot' installed, you can graph any of the above
register reports. The script to do this is included in the ledger
distribution, and is named `scripts/report'. Install `report' anywhere
along your `PATH', and then use `report' instead of `ledger' when doing
a register report. The only thing to keep in mind is that you must
specify `-j' or `-J' to indicate whether Gnuplot should plot the
amount, or the running total. For example, this command plots total
monthly expenses made on your MasterCard.
report -j -M -r -d /mastercard/ reg ^expenses
The `report' script is a very simple Bourne shell script, that
passes a set of scripted commands to Gnuplot. Feel free to modify the
script to your liking, since you may prefer histograms to line plots,
for example.
2.8.2.1 Typical plots
.....................
Here are some useful plots:
report -j -M reg ^expenses # monthly expenses
report -J reg checking # checking account balance
report -J reg ^income ^expenses # cash flow report
# net worth report, ignoring non-$ transactions
report -J -l "Ua>={\$0.01}" reg ^assets ^liab
# net worth report starting last February. the use of a display
# predicate (-d) is needed, otherwise the balance will start at
# zero, and thus the y-axis will not reflect the true balance
report -J -l "Ua>={\$0.01}" -d "d>=[last feb]" reg ^assets ^liab
The last report uses both a calculation predicate (`-l') and a
display predicate (`-d'). The calculation predicates limits the report
to transactions whose amount is greater than $1 (which can only happen
if the transaction amount is in dollars). The display predicate limits
the entries _displayed_ to just those since last February, even those
entries from before then will be computed as part of the balance.

File: ledger.info, Node: Budgeting and forecasting, Prev: Some typical queries, Up: Running Ledger
2.9 Budgeting and forecasting
=============================
2.9.1 Budgeting
---------------
Keeping a budget allows you to pay closer attention to your income and
expenses, by reporting how far your actual financial activity is from
your expectations.
To start keeping a budget, put some period entries at the top of your
ledger file. A period entry is almost identical to a regular entry,
except that it begins with a tilde and has a period expression in place
of a payee. For example:
~ Monthly
Expenses:Rent $500.00
Expenses:Food $450.00
Expenses:Auto:Gas $120.00
Expenses:Insurance $150.00
Expenses:Phone $125.00
Expenses:Utilities $100.00
Expenses:Movies $50.00
Expenses $200.00 ; all other expenses
Assets
~ Yearly
Expenses:Auto:Repair $500.00
Assets
These two period entries give the usual monthly expenses, as well as
one typical yearly expense. For help on finding out what your average
monthly expense is for any category, use a command like:
ledger -p "this year" -MAs bal ^expenses
The reported totals are the current year's average for each account.
Once these period entries are defined, creating a budget report is as
easy as adding `--budget' to the command-line. For example, a typical
monthly expense report would be:
ledger -M reg ^exp
To see the same report balanced against your budget, use:
ledger --budget -M reg ^exp
A budget report includes only those accounts that appear in the
budget. To see all expenses balanced against the budget, use
`--add-budget'. You can even see only the unbudgeted expenses using
`--unbudgeted':
ledger --unbudgeted -M reg ^exp
You can also use these flags with the `balance' command.
2.9.2 Forecasting
-----------------
Sometimes it's useful to know what your finances will look like in the
future, such as determining when an account will reach zero. Ledger
makes this easy to do, using the same period entries as are used for
budgeting. An example forecast report can be generated with:
ledger --forecast "T>{\$-500.00}" register ^assets ^liabilities
This report continues outputting transactions until the running total
is greater than $-500.00. A final transaction is always output, to
show you what the total afterwards would be.
Forecasting can also be used with the balance report, but by date
only, and not against the running total:
ledger --forecast "d<[2010]" bal ^assets ^liabilities

File: ledger.info, Node: Keeping a ledger, Next: Using XML, Prev: Running Ledger, Up: Top
3 Keeping a ledger
******************
The most important part of accounting is keeping a good ledger. If you
have a good ledger, tools can be written to work whatever
mathematically tricks you need to better understand your spending
patterns. Without a good ledger, no tool, however smart, can help you.
The Ledger program aims at making ledger entry as simple as possible.
Since it is a command-line tool, it does not provide a user interface
for keeping a ledger. If you like, you may use GnuCash to maintain
your ledger, in which case the Ledger program will read GnuCash's data
files directly. In that case, read the GnuCash manual now, and skip to
the next chapter.
If you are not using GnuCash, but a text editor to maintain your
ledger, read on. Ledger has been designed to make data entry as simple
as possible, by keeping the ledger format easy, and also by
automagically determining as much information as possible based on the
nature of your entries.
For example, you do not need to tell Ledger about the accounts you
use. Any time Ledger sees a transaction involving an account it knows
nothing about, it will create it. If you use a commodity that is new
to Ledger, it will create that commodity, and determine its display
characteristics (placement of the symbol before or after the amount,
display precision, etc) based on how you used the commodity in the
transaction.
Here is the Pacific Bell example from above, given as a Ledger
transaction:
9/29 (100) Pacific Bell
Expenses:Utilities:Phone $23.00
Assets:Checking $-23.00
As you can see, it is very similar to what would be written on paper,
minus the computed balance totals, and adding in account names that
work better with Ledger's scheme of things. In fact, since Ledger is
smart about many things, you don't need to specify the balanced amount,
if it is the same as the first line:
9/29 (100) Pacific Bell
Expenses:Utilities:Phone $23.00
Assets:Checking
For this entry, Ledger will figure out that $-23.00 must come from
`Assets:Checking' in order to balance the entry.
* Menu:
* Stating where money goes::
* Assets and Liabilities::
* Commodities and Currencies::
* Accounts and Inventories::
* Understanding Equity::
* Dealing with Petty Cash::
* Working with multiple funds and accounts::
* Archiving previous years::
* Virtual transactions::
* Automated transactions::
* Using Emacs to Keep Your Ledger::
* Using GnuCash to Keep Your Ledger::
* Using timeclock to record billable time::

File: ledger.info, Node: Stating where money goes, Next: Assets and Liabilities, Prev: Keeping a ledger, Up: Keeping a ledger
3.1 Stating where money goes
============================
Accountants will talk of "credits" and "debits", but the meaning is
often different from the layman's understanding. To avoid confusion,
Ledger uses only subtractions and additions, although the underlying
intent is the same as standard accounting principles.
Recall that every transaction will involve two or more accounts.
Money is transferred from one or more accounts to one or more other
accounts. To record the transaction, an amount is _subtracted_ from
the source accounts, and _added_ to the target accounts.
In order to write a Ledger entry correctly, you must determine where
the money comes from and where it goes to. For example, when you are
paid a salary, you must add money to your bank account and also
subtract it from an income account:
9/29 My Employer
Assets:Checking $500.00
Income:Salary $-500.00
Why is the Income a negative figure? When you look at the balance
totals for your ledger, you may be surprised to see that Expenses are a
positive figure, and Income is a negative figure. It may take some
getting used to, but to properly use a general ledger you must think in
terms of how money moves. Rather than Ledger "fixing" the minus signs,
let's understand why they are there.
When you earn money, the money has to come from somewhere. Let's
call that somewhere "society". In order for society to give you an
income, you must take money away (withdraw) from society in order to
put it into (make a payment to) your bank. When you then spend that
money, it leaves your bank account (a withdrawal) and goes back to
society (a payment). This is why Income will appear negative--it
reflects the money you have drawn from society--and why Expenses will
be positive--it is the amount you've given back. These additions and
subtractions will always cancel each other out in the end, because you
don't have the ability to create new money: it must always come from
somewhere, and in the end must always leave. This is the beginning of
economy, after which the explanation gets terribly difficult.
Based on that explanation, here's another way to look at your balance
report: every negative figure means that that account or person or
place has less money now than when you started your ledger; and every
positive figure means that that account or person or place has more
money now that when you started your ledger. Make sense?

File: ledger.info, Node: Assets and Liabilities, Next: Commodities and Currencies, Prev: Stating where money goes, Up: Keeping a ledger
3.2 Assets and Liabilities
==========================
Assets are money that you have, and Liabilities are money that you owe.
"Liabilities" is just a more inclusive name for Debts.
An Asset is typically increased by transferring money from an Income
account, such as when you get paid. Here is a typical entry:
2004/09/29 My Employer
Assets:Checking $500.00
Income:Salary
Money, here, comes from an Income account belonging to "My
Employer", and is transferred to your checking account. The money is
now yours, which makes it an Asset.
Liabilities track money owed to others. This can happen when you
borrow money to buy something, or if you owe someone money. Here is an
example of increasing a MasterCard liability by spending money with it:
2004/09/30 Restaurant
Expenses:Dining $25.00
Liabilities:MasterCard
The Dining account balance now shows $25 spent on Dining, and a
corresponding $25 owed on the MasterCard--and therefore shown as
$-25.00. The MasterCard liability shows up as negative because it
offsets the value of your assets.
The combined total of your Assets and Liabilities is your net worth.
So to see your current net worth, use this command:
ledger balance ^assets ^liabilities
Relatedly, your Income accounts show up negative, because they
transfer money _from_ an account in order to increase your assets.
Your Expenses show up positive because that is where the money went to.
The combined total of Income and Expenses is your cash flow. A
positive cash flow means you are spending more than you make, since
income is always a negative figure. To see your current cash flow, use
this command:
ledger balance ^income ^expenses
Another common question to ask of your expenses is: How much do I
spend each month on X? Ledger provides a simple way of displaying
monthly totals for any account. Here is an example that summarizes
your monthly automobile expenses:
ledger -M register expenses:auto
This assumes, of course, that you use account names like
`Expenses:Auto:Gas' and `Expenses:Auto:Repair'.
3.2.1 Tracking reimbursable expenses
------------------------------------
Sometimes you will want to spend money on behalf of someone else, which
will eventually get repaid. Since the money is still "yours", it is
really an asset. And since the expenditure was for someone else, you
don't want it contaminating your Expenses reports. You will need to
keep an account for tracking reimbursements.
This is fairly easy to do in ledger. When spending the money, spend
it _to_ your Assets:Reimbursements, using a different account for each
person or business that you spend money for. For example:
2004/09/29 Circuit City
Assets:Reimbursements:Company XYZ $100.00
Liabilities:MasterCard
This shows $100.00 spent on a MasterCard at Circuit City, with the
expense was made on behalf of Company XYZ. Later, when Company XYZ
pays the amount back, the money will transfer from that reimbursement
account back to a regular asset account:
2004/09/29 Company XYZ
Assets:Checking $100.00
Assets:Reimbursements:Company XYZ
This deposits the money owed from Company XYZ into a checking
account, presumably because they paid the amount back with a check.
But what to do if you run your own business, and you want to keep
track of expenses made on your own behalf, while still tracking
everything in a single ledger file? This is more complex, because you
need to track two separate things: 1) The fact that the money should be
reimbursed to you, and 2) What the expense account was, so that you can
later determine where your company is spending its money.
This kind of transaction is best handled with mirrored transactions
in two different files, one for your personal accounts, and one for your
company accounts. But keeping them in one file involves the same kinds
of transactions, so those are what is shown here. First, the personal
entry, which shows the need for reimbursement:
2004/09/29 Circuit City
Assets:Reimbursements:Company XYZ $100.00
Liabilities:MasterCard
This is the same as above, except that you own Company XYZ, and are
keeping track of its expenses in the same ledger file. This entry
should be immediately followed by an equivalent entry, which shows the
kind of expense, and also notes the fact that $100.00 is now payable to
you:
2004/09/29 Circuit City
Company XYZ:Expenses:Computer:Software $100.00
Company XYZ:Accounts Payable:Your Name
This second entry shows that Company XYZ has just spent $100.00 on
software, and that this $100.00 came from Your Name, which must be paid
back.
These two entries can also be merged, to make things a little
clearer. Note that all amounts must be specified now:
2004/09/29 Circuit City
Assets:Reimbursements:Company XYZ $100.00
Liabilities:MasterCard $-100.00
Company XYZ:Expenses:Computer:Software $100.00
Company XYZ:Accounts Payable:Your Name $-100.00
To "pay back" the reimbursement, just reverse the order of
everything, except this time drawing the money from a company asset,
paying it to accounts payable, and then drawing it again from the
reimbursement account, and paying it to your personal asset account.
It's easier shown than said:
2004/10/15 Company XYZ
Assets:Checking $100.00
Assets:Reimbursements:Company XYZ $-100.00
Company XYZ:Accounts Payable:Your Name $100.00
Company XYZ:Assets:Checking $-100.00
And now the reimbursements account is paid off, accounts payable is
paid off, and $100.00 has been effectively transferred from the
company's checking account to your personal checking account. The
money simply "waited"--in both `Assets:Reimbursements:Company XYZ', and
`Company XYZ:Accounts Payable:Your Name'--until such time as it could
be paid off.
The value of tracking expenses from both sides like that is that you
do not contaminate your personal expense report with expenses made on
behalf of others, while at the same time making it possible to generate
accurate reports of your company's expenditures. It is more verbose
than just paying for things with your personal assets, but it gives you
a very accurate information trail.
The advantage to keep these doubled entries together is that they
always stay in sync. The advantage to keeping them apart is that it
clarifies the transfer's point of view. To keep the transactions in
separate files, just separate the two entries that were joined above.
For example, for both the expense and the pay-back shown above, the
following four entries would be created. Two in your personal ledger
file:
2004/09/29 Circuit City
Assets:Reimbursements:Company XYZ $100.00
Liabilities:MasterCard $-100.00
2004/10/15 Company XYZ
Assets:Checking $100.00
Assets:Reimbursements:Company XYZ $-100.00
And two in your company ledger file:
!account Company XYZ
2004/09/29 Circuit City
Expenses:Computer:Software $100.00
Accounts Payable:Your Name $-100.00
2004/10/15 Company XYZ
Accounts Payable:Your Name $100.00
Assets:Checking $-100.00
!end
(Note: The `!account' above means that all accounts mentioned in the
file are children of that account. In this case it means that all
activity in the file relates to Company XYZ).
After creating these entries, you will always know that $100.00 was
spent using your MasterCard on behalf of Company XYZ, and that Company
XYZ spent the money on computer software and paid it back about two
weeks later.

File: ledger.info, Node: Commodities and Currencies, Next: Accounts and Inventories, Prev: Assets and Liabilities, Up: Keeping a ledger
3.3 Commodities and Currencies
==============================
Ledger makes no assumptions about the commodities you use; it only
requires that you specify a commodity. The commodity may be any
non-numeric string that does not contain a period, comma, forward slash
or at-sign. It may appear before or after the amount, although it is
assumed that symbols appearing before the amount refer to currencies,
while non-joined symbols appearing after the amount refer to
commodities. Here are some valid currency and commodity specifiers:
$20.00 ; currency: twenty US dollars
40 AAPL ; commodity: 40 shares of Apple stock
60 DM ; currency: 60 Deutsch Mark
£50 ; currency: 50 British pounds
50 EUR ; currency: 50 Euros (or use appropriate symbol)
Ledger will examine the first use of any commodity to determine how
that commodity should be printed on reports. It pays attention to
whether the name of commodity was separated from the amount, whether it
came before or after, the precision used in specifying the amount,
whether thousand marks were used, etc. This is done so that printing
the commodity looks the same as the way you use it.
An account may contain multiple commodities, in which case it will
have separate totals for each. For example, if your brokerage account
contains both cash, gold, and several stock quantities, the balance
might look like:
$200.00
100.00 AU
AAPL 40
BORL 100
FEQTX 50 Assets:Brokerage
This balance report shows how much of each commodity is in your
brokerage account.
Sometimes, you will want to know the current street value of your
balance, and not the commodity totals. For this to happen, you must
specify what the current price is for each commodity. The price can be
any commodity, in which case the balance will be computed in terms of
that commodity. The usual way to specify prices is with a price
history file, which might look like this:
P 2004/06/21 02:18:01 FEQTX $22.49
P 2004/06/21 02:18:01 BORL $6.20
P 2004/06/21 02:18:02 AAPL $32.91
P 2004/06/21 02:18:02 AU $400.00
Specify the price history to use with the `--price-db' option, with
the `-V' option to report in terms of current market value:
ledger --price-db prices.db -V balance brokerage
The balance for your brokerage account will be reported in US
dollars, since the prices database uses that currency.
$40880.00 Assets:Brokerage
You can convert from any commodity to any other commodity. Let's say
you had $5000 in your checking account, and for whatever reason you
wanted to know many ounces of gold that would buy, in terms of the
current price of gold:
ledger -T "{1 AU}*(O/P{1 AU})" balance checking
Although the total expression appears complex, it is simply saying
that the reported total should be in multiples of AU units, where the
quantity is the account total divided by the price of one AU. Without
the initial multiplication, the reported total would still use the
dollars commodity, since multiplying or dividing amounts always keeps
the left value's commodity. The result of this command might be:
14.01 AU Assets:Checking
3.3.1 Commodity price histories
-------------------------------
Whenever a commodity is purchased using a different commodity (such as
a share of common stock using dollars), it establishes a price for that
commodity on that day. It is also possible, by recording price details
in a ledger file, to specify other prices for commodities at any given
time. Such price entries might look like those below:
P 2004/06/21 02:17:58 TWCUX $27.76
P 2004/06/21 02:17:59 AGTHX $25.41
P 2004/06/21 02:18:00 OPTFX $39.31
P 2004/06/21 02:18:01 FEQTX $22.49
P 2004/06/21 02:18:02 AAPL $32.91
By default, ledger will not consider commodity prices when generating
its various reports. It will always report balances in terms of the
commodity total, rather than the current value of those commodities.
To enable pricing reports, use one of the commodity reporting options.
3.3.2 Commodity equivalencies
-----------------------------
Sometimes a commodity has several forms which are all equivalent. An
example of this is time. Whether tracked in terms of minutes, hours or
days, it should be possible to convert between the various forms.
Doing this requires the use of commodity equivalencies.
For example, you might have the following two transactions, one which
transfers an hour of time into a `Billable' account, and another which
decreases the same account by ten minutes. The resulting report will
indicate that fifty minutes remain:
2005/10/01 Work done for company
Billable:Client 1h
Project:XYZ
2005/10/02 Return ten minutes to the project
Project:XYZ 10m
Billable:Client
Reporting the balance for this ledger file produces:
50.0m Billable:Client
-50.0m Project:XYZ
This example works because ledger already knows how to handle
seconds, minutes and hours, as part of its time tracking support.
Defining other equivalencies is simple. The following is an example
that creates data equivalencies, helpful for tracking bytes, kilobytes,
megabytes, and more:
C 1.00 Kb = 1024 b
C 1.00 Mb = 1024 Kb
C 1.00 Gb = 1024 Mb
C 1.00 Tb = 1024 Gb
Each of these definitions correlates a commodity (such as `Kb') and
a default precision, with a certain quantity of another commodity. In
the above example, kilobytes are reporetd with two decimal places of
precision and each kilobyte is equal to 1024 bytes.
Equivalency chains can be as long as desired. Whenever a commodity
would report as a decimal amount (less than `1.00'), the next smallest
commodity is used. If a commodity could be reported in terms of a
higher commodity without resulting to a partial fraction, then the
larger commodity is used.

File: ledger.info, Node: Accounts and Inventories, Next: Understanding Equity, Prev: Commodities and Currencies, Up: Keeping a ledger
3.4 Accounts and Inventories
============================
Since Ledger's accounts and commodity system is so flexible, you can
have accounts that don't really exist, and use commodities that no one
else recognizes. For example, let's say you are buying and selling
various items in EverQuest, and want to keep track of them using a
ledger. Just add items of whatever quantity you wish into your
EverQuest account:
9/29 Get some stuff at the Inn
Places:Black's Tavern -3 Apples
Places:Black's Tavern -5 Steaks
EverQuest:Inventory
Now your EverQuest:Inventory has 3 apples and 5 steaks in it. The
amounts are negative, because you are taking _from_ Black's Tavern in
order to add to your Inventory account. Note that you don't have to
use `Places:Black's Tavern' as the source account. You could use
`EverQuest:System' to represent the fact that you acquired them online.
The only purpose for choosing one kind of source account over another
is for generate more informative reports later on. The more you know,
the better analysis you can perform.
If you later sell some of these items to another player, the entry
would look like:
10/2 Sturm Brightblade
EverQuest:Inventory -2 Steaks
EverQuest:Inventory 15 Gold
Now you've turned 2 steaks into 15 gold, courtesy of your customer,
Sturm Brightblade.

File: ledger.info, Node: Understanding Equity, Next: Dealing with Petty Cash, Prev: Accounts and Inventories, Up: Keeping a ledger
3.5 Understanding Equity
========================
The most confusing entry in any ledger will be your equity account--
because starting balances can't come out of nowhere.
When you first start your ledger, you will likely already have money
in some of your accounts. Let's say there's $100 in your checking
account; then add an entry to your ledger to reflect this amount.
Where will money come from? The answer: your equity.
10/2 Opening Balance
Assets:Checking $100.00
Equity:Opening Balances
But what is equity? You may have heard of equity when people talked
about house mortgages, as "the part of the house that you own".
Basically, equity is like the value of something. If you own a car
worth $5000, then you have $5000 in equity in that car. In order to
turn that car (a commodity) into a cash flow, or a credit to your bank
account, you will have to debit the equity by selling it.
When you start a ledger, you are probably already worth something.
Your net worth is your current equity. By transferring the money in
the ledger from your equity to your bank accounts, you are crediting
the ledger account based on your prior equity. That is why, when you
look at the balance report, you will see a large negative number for
Equity that never changes: Because that is what you were worth (what
you debited from yourself in order to start the ledger) before the
money started moving around. If the total positive value of your
assets is greater than the absolute value of your starting equity, it
means you are making money.
Clear as mud? Keep thinking about it. Until you figure it out, put
`-Equity' at the end of your balance command, to remove the confusing
figure from the total.

File: ledger.info, Node: Dealing with Petty Cash, Next: Working with multiple funds and accounts, Prev: Understanding Equity, Up: Keeping a ledger
3.6 Dealing with Petty Cash
===========================
Something that stops many people from keeping a ledger at all is the
insanity of tracking small cash expenses. They rarely generate a
receipt, and there are often a lot of small transactions, rather than a
few large ones, as with checks.
One solution is: don't bother. Move your spending to a debit card,
but in general ignore cash. Once you withdraw it from the ATM, mark it
as already spent to an `Expenses:Cash' category:
2004/03/15 ATM
Expenses:Cash $100.00
Assets:Checking
If at some point you make a large cash expense that you want to
track, just "move" the amount of the expense from `Expenses:Cash' into
the target account:
2004/03/20 Somebody
Expenses:Food $65.00
Expenses:Cash
This way, you can still track large cash expenses, while ignoring all
of the smaller ones.

File: ledger.info, Node: Working with multiple funds and accounts, Next: Archiving previous years, Prev: Dealing with Petty Cash, Up: Keeping a ledger
3.7 Working with multiple funds and accounts
============================================
There are situations when the accounts you're tracking are different
between your clients and the financial institutions where money is
kept. An example of this is working as the treasurer for a religious
institution. From the secular point of view, you might be working with
three different accounts:
* Checking
* Savings
* Credit Card
From a religious point of view, the community expects to divide its
resources into multiple "funds", from which it makes purchases or
reserves resources for later:
* School fund
* Building fund
* Community fund
The problem with this kind of setup is that when you spend money, it
comes from two or more places at once: the account and the fund. And
yet, the correlation of amounts between funds and accounts is rarely
one-to-one. What if the school fund has `$500.00', but `$400.00' of
that comes from Checking, and `$100.00' from Savings?
Traditional finance packages require that the money reside in only
one place. But there are really two "views" of the data: from the
account point of view and from the fund point of view - yet both sets
should reflect the same overall expenses and cash flow. It's simply
where the money resides that differs.
This situation can be handled one of two ways. The first is using
virtual transactions to represent the fact that money is moving to and
from two kind of accounts at the same time:
2004/03/20 Contributions
Assets:Checking $500.00
Income:Donations
2004/03/25 Distribution of donations
[Funds:School] $300.00
[Funds:Building] $200.00
[Assets:Checking] $-500.00
The use of square brackets in the second entry ensures that the
virtual transactions balance to zero. Now money can be spent directly
from a fund at the same time as money is drawn from a physical account:
2004/03/25 Payment for books (paid from Checking)
Expenses:Books $100.00
Assets:Checking $-100.00
(Funds:School) $-100.00
When reports are generated, by default they'll appear in terms of the
funds. In this case, you will likely want to mask out your `Assets'
account, because otherwise the balance won't make much sense:
ledger bal -^Assets
If the `--real' option is used, the report will be in terms of the
real accounts:
ledger --real bal
If more asset accounts are needed as the source of a transaction,
just list them as you would normally, for example:
2004/03/25 Payment for books (paid from Checking)
Expenses:Books $100.00
Assets:Checking $-50.00
Liabilities:Credit Card $-50.00
(Funds:School) $-100.00
The second way of tracking funds is to use entry codes. In this
respect the codes become like virtual accounts that embrace the entire
set of transactions. Basically, we are associating an entry with a
fund by setting its code. Here are two entries that desposit money
into, and spend money from, the `Funds:School' fund:
2004/03/25 (Funds:School) Donations
Assets:Checking $100.00
Income:Donations
2004/04/25 (Funds:School) Payment for books
Expenses:Books $50.00
Assets:Checking
Note how the accounts now relate only to the real accounts, and any
balance or registers reports will reflect this. That the entries
relate to a particular fund is kept only in the code.
How does this become a fund report? By using the `--code-as-payee'
option, you can generate a register report where the payee for each
transaction shows the code. Alone, this is not terribly interesting;
but when combined with the `--by-payee' option, you will now see
account subtotals for any transactions related to a specific fund. So,
to see the current monetary balances of all funds, the command would be:
ledger --code-as-payee -P reg ^Assets
Or to see a particular funds expenses, the `School' fund in this
case:
ledger --code-as-payee -P reg ^Expenses -- School
Both approaches yield different kinds of flexibility, depending on
how you prefer to think of your funds: as virtual accounts, or as tags
associated with particular entries. Your own tastes will decide which
is best for your situation.

File: ledger.info, Node: Archiving previous years, Next: Virtual transactions, Prev: Working with multiple funds and accounts, Up: Keeping a ledger
3.8 Archiving previous years
============================
After a while, your ledger can get to be pretty large. While this will
not slow down the ledger program much--it's designed to process ledger
files very quickly--things can start to feel "messy"; and it's a
universal complaint that when finances feel messy, people avoid them.
Thus, archiving the data from previous years into their own files can
offer a sense of completion, and freedom from the past. But how to
best accomplish this with the ledger program? There are two commands
that make it very simple: `print', and `equity'.
Let's take an example file, with data ranging from year 2000 until
2004. We want to archive years 2000 and 2001 to their own file,
leaving just 2003 and 2004 in the current file. So, use `print' to
output all the earlier entries to a file called `ledger-old.dat':
ledger -f ledger.dat -b 2000 -e 2001 print > ledger-old.dat
To delete older data from the current ledger file, use `print'
again, this time specifying year 2002 as the starting date:
ledger -f ledger.dat -b 2002 print > x
mv x ledger.dat
However, now the current file contains _only_ transactions from 2002
onward, which will not yield accurate present-day balances, because the
net income from previous years is no longer being tallied. To
compensate for this, we must append an equity report for the old ledger
at the beginning of the new one:
ledger -f ledger-old.dat equity > equity.dat
cat equity.dat ledger.dat > x
mv x ledger.dat
rm equity.dat
Now the balances reported from `ledger.dat' are identical to what
they were before the data was split.
How often should you split your ledger? You never need to, if you
don't want to. Even eighty years of data will not slow down ledger
much--and that's just using present day hardware! Or, you can keep the
previous and current year in one file, and each year before that in its
own file. It's really up to you, and how you want to organize your
finances. For those who also keep an accurate paper trail, it might be
useful to archive the older years to their own files, then burn those
files to a CD to keep with the paper records--along with any electronic
statements received during the year. In the arena of organization,
just keep in mind this maxim: Do whatever keeps you doing it.

File: ledger.info, Node: Virtual transactions, Next: Automated transactions, Prev: Archiving previous years, Up: Keeping a ledger
3.9 Virtual transactions
========================
A virtual transaction is when you, in your mind, see money as moving to
a certain place, when in reality that money has not moved at all.
There are several scenarios in which this type of tracking comes in
handy, and each of them will be discussed in detail.
To enter a virtual transaction, surround the account name in
parentheses. This form of usage does not need to balance. However, if
you want to ensure the virtual transaction balances with other virtual
transactions in the same entry, use square brackets. For example:
10/2 Paycheck
Assets:Checking $1000.00
Income:Salary $-1000.00
(Debt:Alimony) $200.00
In this example, after receiving a paycheck an alimony debt is
increased--even though no money has moved around yet.
10/2 Paycheck
Assets:Checking $1000.00
Income:Salary $-1000.00
[Savings:Trip] $200.00
[Assets:Checking] $-200.00
In this example, $200 has been deducted from checking toward savings
for a trip. It will appear as though the money has been moved from the
account into `Savings:Trip', although no money has actually moved
anywhere.
When balances are displayed, virtual transactions will be factored
in. To view balances without any virtual balances factored in, using
the `-R' flag, for "reality".

File: ledger.info, Node: Automated transactions, Next: Using Emacs to Keep Your Ledger, Prev: Virtual transactions, Up: Keeping a ledger
3.10 Automated transactions
===========================
As a Bahá'í, I need to compute Huqúqu'lláh whenever I acquire
assets. It is similar to tithing for Jews and Christians, or to Zakát
for Muslims. The exact details of computing Huqúqu'lláh are somewhat
complex, but if you have further interest, please consult the Web.
Ledger makes this otherwise difficult law very easy. Just set up an
automated transaction at the top of your ledger file:
; This automated entry will compute Huqúqu'lláh based on this
; journal's transactions. Any that match will affect the
; Liabilities:Huququ'llah account by 19% of the value of that
; transaction.
= /^(?:Income:|Expenses:(?:Business|Rent$|Furnishings|Taxes|Insurance))/
(Liabilities:Huququ'llah) 0.19
This automated transaction works by looking at each transaction in
the ledger file. If any match the given value expression, 19% of the
transaction's value is applied to the `Liabilities:Huququ'llah'
account. So, if $1000 is earned from `Income:Salary', $190 is added to
`Liabilities:Huqúqu'lláh'; if $1000 is spent on Rent, $190 is
subtracted. The ultimate balance of Huqúqu'lláh reflects how much is
owed in order to fulfill one's obligation to Huqúqu'lláh. When ready
to pay, just write a check to cover the amount shown in
`Liabilities:Huququ'llah'. That entry would look like:
2003/01/01 (101) Baha'i Huqúqu'lláh Trust
Liabilities:Huququ'llah $1,000.00
Assets:Checking
That's it. To see how much Huqúq is currently owed based on your
ledger entries, use:
ledger balance Liabilities:Huquq
This works fine, but omits one aspect of the law: that Huquq is only
due once the liability exceeds the value of 19 mithqáls of gold (which
is roughly 2.22 ounces). So what we want is for the liability to
appear in the balance report only when it exceeds the present day value
of 2.22 ounces of gold. This can be accomplished using the command:
ledger -Q -t "/Liab.*Huquq/?(a/P{2.22 AU}<={-1.0}&a):a" -s bal liab
With this command, the current price for gold is downloaded, and the
Huqúqu'lláh is reported only if its value exceeds that of 2.22 ounces
of gold. If you wish the liability to be reflected in the parent
subtotal either way, use this instead:
ledger -Q -T "/Liab.*Huquq/?(O/P{2.22 AU}<={-1.0}&O):O" -s bal liab
In some cases, you may wish to refer to the account of whichever
transaction matched your automated entry's value expression. To do
this, use the special account name `$account':
= /^Some:Long:Account:Name/
[$account] -0.10
[Savings] 0.10
This example causes 10% of the matching account's total to be
deferred to the `Savings' account--as a balanced virtual transaction,
which may be excluded from reports by using `--real'.

File: ledger.info, Node: Using Emacs to Keep Your Ledger, Next: Using GnuCash to Keep Your Ledger, Prev: Automated transactions, Up: Keeping a ledger
3.11 Using Emacs to Keep Your Ledger
====================================
In the Ledger tarball is an Emacs module, `ledger.el'. This module
makes the process of keeping a text ledger much easier for Emacs users.
I recommend putting this at the top of your ledger file:
; -*-ledger-*-
And this in your `.emacs' file, after copying `ledger.el' to your
`site-lisp' directory:
(load "ledger")
Now when you edit your ledger file, it will be in `ledger-mode'.
`ledger-mode' adds these commands:
*C-c C-a*
For quickly adding new entries based on the form of older ones (see
previous section).
*C-c C-c*
Toggles the "cleared" flag of the transaction under point.
*C-c C-d*
Delete the entry under point.
*C-c C-r*
Reconciles an account by displaying the transactions in another
buffer, where simply hitting the spacebar will toggle the pending
flag of the transaction in the ledger. Once all the appropriate
transactions have been marked, press C-c C-c in the reconcile
buffer to "commit" the reconciliation, which will mark all of the
entries as cleared, and display the new cleared balance in the
minibuffer.
*C-c C-m*
Set the default month for new entries added with C-c C-a. This is
handy if you have a large number of transactions to enter from a
previous month.
*C-c C-y*
Set the default year for new entries added with C-c C-a. This is
handy if you have a large number of transactions to enter from a
previous year.
Once you enter the reconcile buffer, there are several key commands
available:
*RET*
Visit the ledger file entry corresponding to the reconcile entry.
*C-c C-c*
Commit the reconcialation. This marks all of the marked
transactions as "cleared", saves the ledger file, and then
displays the new cleared balance.
*C-l*
Refresh the reconcile buffer by re-reading transactions from the
ledger data file.
*SPC*
Toggle the transaction under point as cleared.
*a*
Add a new entry to the ledger data file, and refresh the reconcile
buffer to include its transactions (if the entry is added to the
same account as the one being reconciled).
*d*
Delete the entry related to the transaction under point. Note:
This may result in multiple transactions being deleted.
*n*
Move to the next line.
*p*
Move to the previous line.
*C-c C-r*
*r*
Attempt to auto-reconcile the transactions to the entered balance.
If it can do so, it will mark all those transactions as pending
that would yield the specified balance.
*C-x C-s*
*s*
Save the ledger data file, and show the current cleared balance for
the account being reconciled.
*q*
Quit the reconcile buffer.
There is also an `emacs' command which can be used to output reports
in a format directly `read'-able from Emacs Lisp.

File: ledger.info, Node: Using GnuCash to Keep Your Ledger, Next: Using timeclock to record billable time, Prev: Using Emacs to Keep Your Ledger, Up: Keeping a ledger
3.12 Using GnuCash to Keep Your Ledger
======================================
The Ledger tool is fast and simple, but it offers no custom method for
actually editing the ledger. It assumes you know how to use a text
editor, and like doing so. Perhaps an Emacs mode will appear someday
soon to make editing Ledger's data files much easier.
Until then, you are free to use GnuCash to maintain your ledger, and
the Ledger program for querying and reporting on the contents of that
ledger. It takes a little longer to parse the XML data format that
GnuCash uses, but the end result is identical.
Then again, why would anyone use a Gnome-centric, 35 megabyte
behemoth to edit their data, and a one megabyte binary to query it?

File: ledger.info, Node: Using timeclock to record billable time, Prev: Using GnuCash to Keep Your Ledger, Up: Keeping a ledger
3.13 Using timeclock to record billable time
============================================
The timeclock tool makes it easy to track time events, like clocking
into and out of a particular job. These events accumulate in a timelog
file.
Each in/out event may have an optional description. If the "in"
description is a ledger account name, these in/out pairs may be viewed
as virtual transactions, adding time commodities (hours) to that
account.
For example, the command-line version of the timeclock tool could be
used to begin a timelog file like:
export TIMELOG=$HOME/.timelog
ti ClientOne category
sleep 10
to waited for ten seconds
The `.timelog' file now contains:
i 2004/10/06 15:21:00 ClientOne category
o 2004/10/06 15:21:10 waited for ten seconds
Ledger parses this directly, as if it had seen the following entry:
2004/10/06 category
(ClientOne) 10s
In other words, the timelog event pair is seen as adding 0.00277h
(ten seconds) worth of time to the `ClientOne' account. This would be
considered billable time, which later could be invoiced and credited to
accounts receivable:
2004/11/01 (INV#1) ClientOne, Inc.
Receivable:ClientOne $0.10
ClientOne -0.00277h @ $35.00
The above transaction converts the clocked time into an invoice for
the time spent, at an hourly rate of $35. Once the invoice is paid,
the money is deposited from the receivable account into a checking
account:
2004/12/01 ClientOne, Inc.
Assets:Checking $0.10
Receivable:ClientOne
And now the time spent has been turned into hard cash in the checking
account.
The advantage to using timeclock and invoicing to bill time is that
you will always know, by looking at the balance report, exactly how
much unbilled and unpaid time you've spent working for any particular
client.
I like to `!include' my timelog at the top of my company's
accounting ledger, with the attached prefix `Billable':
; -*-ledger-*-
; This is the ledger file for my company. But first, include the
; timelog data, entering all of the time events within the umbrella
; account "Billable".
!account Billable
!include /home/johnw/.timelog
!end
; Here follows this fiscal year's transactions for the company.
2004/11/01 (INV#1) ClientOne, Inc.
Receivable:ClientOne $0.10
Billable:ClientOne -0.00277h @ $35.00
2004/12/01 ClientOne, Inc.
Assets:Checking $0.10
Receivable:ClientOne

File: ledger.info, Node: Using XML, Prev: Keeping a ledger, Up: Top
4 Using XML
***********
By default, Ledger uses a human-readable data format, and displays its
reports in a manner meant to be read on screen. For the purpose of
writing tools which use Ledger, however, it is possible to read and
display data using XML. This chapter documents that format.
The general format used for Ledger data is:
<?xml version="1.0"?>
<ledger>
<entry>...</entry>
<entry>...</entry>
<entry>...</entry>...
</ledger>
The data stream is enclosed in a `ledger' tag, which contains a
series of one or more entries. Each `entry' describes the entry and
contains a series of one or more transactions:
<entry>
<en:date>2004/03/01</en:date>
<en:cleared/>
<en:code>100</en:code>
<en:payee>John Wiegley</en:payee>
<en:transactions>
<transaction>...</transaction>
<transaction>...</transaction>
<transaction>...</transaction>...
</en:transactions>
</entry>
The date format for `en:date' is always `YYYY/MM/DD'. The
`en:cleared' tag is optional, and indicates whether the transaction has
been cleared or not. There is also an `en:pending' tag, for marking
pending transactions. The `en:code' and `en:payee' tags both contain
whatever text the user wishes.
After the initial entry data, there must follow a set of transactions
marked with `en:transactions'. Typically these transactions will all
balance each other, but if not they will be automatically balanced into
an account named `<Unknown>'.
Within the `en:transactions' tag is a series of one or more
`transaction''s, which have the following form:
<transaction>
<tr:account>Expenses:Computer:Hardware</tr:account>
<tr:amount>
<value type="amount">
<amount>
<commodity flags="PT">$</commodity>
<quantity>90.00</quantity>
</amount>
</value>
</tr:amount>
</transaction>
This is a basic transaction. It may also be begin with `tr:virtual'
and/or `tr:generated' tags, to indicate virtual and auto-generated
transactions. Then follows the `tr:account' tag, which contains the
full name of the account the transaction is related to. Colons
separate parent from child in an account name.
Lastly follows the amount of the transaction, indicated by
`tr:amount'. Within this tag is a `value' tag, of which there are four
different kinds, each with its own format:
1. boolean
2. integer
3. amount
4. balance
The format of a boolean value is `true' or `false' surrounded by a
`boolean' tag, for example:
<boolean>true</boolean>
The format of an integer value is the numerical value surrounded by
an `integer' tag, for example:
<integer>12036</integer>
The format of an amount contains two members, the commodity and the
quantity. The commodity can have a set of flags that indicate how to
display it. The meaning of the flags (all of which are optional) are:
*P*
The commodity is prefixed to the value.
*S*
The commodity is separated from the value by a space.
*T*
Thousands markers are used to display the amount.
*E*
The format of the amount is European, with period used as a
thousands marker, and comma used as the decimal point.
The actual quantity for an amount is an integer of arbitrary size.
Ledger uses the GNU multi-precision math library to handle such values.
The XML format assumes the reader to be equally capable. Here is an
example amount:
<value type="amount">
<amount>
<commodity flags="PT">$</commodity>
<quantity>90.00</quantity>
</amount>
</value>
Lastly, a balance value contains a series of amounts, each with a
different commodity. Unlike the name, such a value does need to
balance. It is called a balance because it sums several amounts. For
example:
<value type="balance">
<balance>
<amount>
<commodity flags="PT">$</commodity>
<quantity>90.00</quantity>
</amount>
<amount>
<commodity flags="TE">DM</commodity>
<quantity>200.00</quantity>
</amount>
</balance>
</value>
That is the extent of the XML data format used by Ledger. It will
output such data if the `xml' command is used, and can read the same
data as long as the `expat' library was available when Ledger was built.

Tag Table:
Node: Top1752
Node: Introduction3430
Ref: Introduction-Footnote-19370
Node: Building the program9447
Node: Getting help9994
Node: Running Ledger10404
Node: Usage overview11924
Ref: Usage overview-Footnote-145394
Ref: Usage overview-Footnote-245512
Node: Commands45617
Node: Options50846
Node: Basic options51707
Node: Report filtering53892
Node: Output customization57772
Node: Commodity reporting62677
Node: Environment variables64775
Node: Format strings65423
Node: Value expressions70795
Node: Period expressions77126
Node: File format78714
Node: Some typical queries83582
Node: Budgeting and forecasting87304
Node: Keeping a ledger90044
Node: Stating where money goes92753
Node: Assets and Liabilities95406
Node: Commodities and Currencies103551
Node: Accounts and Inventories109712
Node: Understanding Equity111307
Node: Dealing with Petty Cash113214
Node: Working with multiple funds and accounts114311
Node: Archiving previous years119027
Node: Virtual transactions121551
Node: Automated transactions123227
Node: Using Emacs to Keep Your Ledger126247
Node: Using GnuCash to Keep Your Ledger129318
Node: Using timeclock to record billable time130227
Node: Using XML132987

End Tag Table