diff options
Diffstat (limited to 'txr.1')
| -rw-r--r-- | txr.1 | 12 |
1 files changed, 11 insertions, 1 deletions
@@ -3295,9 +3295,11 @@ like this: @(end) Repeat has four types of special clauses, any of which may be -specified with empty contents, or omitted entirely. They are explained +specified with empty contents, or omitted entirely. They are described below. +Repeat takes arguments, also described below. + All of the material in the main clause and optional clauses is examined for the presence of variables. If none of the variables hold lists which contain at least one item, then no output is performed, @@ -3381,6 +3383,14 @@ are none, or none of them activate, then @(last) is considered. If none of those clauses are present or apply, then the repetition is processed using the main clause. +Repeat supports an optional keyword argument: + + @(repeat [:counter <symbol>]) + +This designates a symbol which will behave as an integer variable over the +scope of the clauses inside the repeat. The variable provides access to the +reptition count, starting at zero, incrementing with each repetition. + .SS Nested Repeats If a repeat clause encloses variables which holds multidimensional lists, |