2019-03-31 11:05:09 +02:00
.. _cmd-else:
2018-12-16 17:39:33 -08:00
else - execute command if a condition is not met
2019-01-02 20:10:47 -08:00
================================================
2018-12-16 17:39:33 -08:00
2018-12-17 17:58:24 -08:00
Synopsis
--------
2018-12-16 13:08:41 -08:00
2019-09-17 17:59:04 +08:00
::
2018-12-17 17:58:24 -08:00
2019-09-17 17:59:04 +08:00
if CONDITION; COMMANDS_TRUE...; [else; COMMANDS_FALSE...;] end
2018-12-16 13:08:41 -08:00
2018-12-18 18:44:30 -08:00
Description
2019-01-02 20:10:47 -08:00
-----------
2018-12-16 13:08:41 -08:00
2019-10-09 07:56:49 +02:00
:ref: `if <cmd-if>` will execute the command `` CONDITION `` . If the condition's exit status is 0, the commands `` COMMANDS_TRUE `` will execute. If it is not 0 and `` else `` is given, `` COMMANDS_FALSE `` will be executed.
2018-12-16 13:08:41 -08:00
2018-12-18 18:44:30 -08:00
Example
2019-01-02 20:10:47 -08:00
-------
2018-12-16 13:08:41 -08:00
2018-12-19 12:02:45 -08:00
The following code tests whether a file `` foo.txt `` exists as a regular file.
2018-12-16 13:08:41 -08:00
2018-12-18 19:14:04 -08:00
::
if test -f foo.txt
echo foo.txt exists
else
echo foo.txt does not exist
end