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-rw-r--r--doc/ledger3.texi26
1 files changed, 25 insertions, 1 deletions
diff --git a/doc/ledger3.texi b/doc/ledger3.texi
index 251c987a..a39687e5 100644
--- a/doc/ledger3.texi
+++ b/doc/ledger3.texi
@@ -3901,7 +3901,31 @@ Becomes:
Assets:Cash $-20.00
@end smallexample
-Keep in mind that if you are using @option{--strict} or @option{--pedantic} you will have to explicitly define an account @samp{$account} to avoid errors.
+It is possible to refer to information within the posting using a @var{VEXPR}. Note that the syntax for using a @var{VEXPR} is "%(@var{VEXPR})".
+
+@smallexample @c input:validate
+= ^Income
+ Liabilities:Tax:%(tag(/Tax/)) (20/120)
+ $account (-20/120)
+
+2024-07-04 * Sale
+ ; Tax: General
+ Assets 10 USD
+ Income:Customer A
+@end @smallexample
+
+Becomes:
+
+@smallexample @c input:validate
+2024/07/04 * Sale
+ ; Tax: General
+ Assets 10 USD
+ Income:Customer A -10 USD
+ Liabilities:Tax:General -2 USD
+ Income:Customer A 2 USD
+@end @smallexample
+
+Keep in mind that if you are using @option{--strict} or @option{--pedantic} you will have to explicitly define an account to avoid errors. When using @samp{$account}, such definition can be done thus:
@smallexample @c input:validate
account $account