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Diffstat (limited to 'doc_src/while.txt')
-rw-r--r-- | doc_src/while.txt | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/doc_src/while.txt b/doc_src/while.txt index 496c36c2..2fa74cb6 100644 --- a/doc_src/while.txt +++ b/doc_src/while.txt @@ -1,21 +1,23 @@ \section while while - perform a command multiple times \subsection while-synopsis Synopsis -<tt>while CONDITION; COMMANDS...; end</tt> +\fish{syn} +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>. +`while` repeatedly executes `CONDITION`, and if the exit status +is 0, then executes `COMMANDS`. -If the exit status of \c CONDITION is non-zero on the first iteration, -\c COMMANDS will not be executed at all. +If the exit status of `CONDITION` is non-zero on the first iteration, +`COMMANDS` will not be executed at all. -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 +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>. \subsection while-example Example -<tt>while test -f foo.txt; echo file exists; sleep 10; end</tt> +`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. |