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Diffstat (limited to 'doc_src/while.txt')
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1 files changed, 12 insertions, 11 deletions
diff --git a/doc_src/while.txt b/doc_src/while.txt index 496c36c2..c06874d5 100644 --- a/doc_src/while.txt +++ b/doc_src/while.txt @@ -1,21 +1,22 @@ \section while while - perform a command multiple times \subsection while-synopsis Synopsis -<tt>while CONDITION; COMMANDS...; end</tt> +\fish{synopsis} +while CONDITION; COMMANDS...; end +\endfish \subsection while-description Description -<tt>while</tt> repeatedly executes <tt>CONDITION</tt>, and if the exit status -is 0, then executes <tt>COMMANDS</tt>. -If the exit status of \c CONDITION is non-zero on the first iteration, -\c COMMANDS will not be executed at all. +`while` repeatedly executes `CONDITION`, and if the exit status is 0, then executes `COMMANDS`. + +If the exit status of `CONDITION` is non-zero on the first iteration, `COMMANDS` will not be executed at all. + +Use <a href="#begin">`begin; ...; end`</a> for complex conditions; more complex control can be achieved with `while true` containing a <a href="#break">break</a>. -Use <a href="#begin"><tt>begin; ...; end</tt></a> for complex conditions; more -complex control can be achieved with <tt>while true</tt> containing a -<a href="#break">break</a>. \subsection while-example Example -<tt>while test -f foo.txt; echo file exists; sleep 10; end</tt> -outputs 'file exists' at 10 second intervals as long as -the file foo.txt exists. +\fish +while test -f foo.txt; echo file exists; sleep 10; end +# outputs 'file exists' at 10 second intervals as long as the file foo.txt exists. +\endfish
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