=====Command touch=====

This command is part of the [[CommandsPosix posix]] extensions and needs to be imported to be available to the shell.
See [[CommandsPosix Posix Commands]]

====Name====
**touch** Creates file or updates timestamp (last mod date) of file.


====Synopsis====
touch [options] file

====Options====

||-r,-reference reference_file|| Use reference_file as the source for the timestamp||

====Description====

If file does not exist, creates a new empty file.  Otherwise updates the last modification time of the specified file.
If "-r reference_file" is given, then instead of setting the last mod date to the current time, sets it to the same last mod date of the reference file.

====Return Value====
Returns 0 if the command executed successfully, 1 if there was an error.
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[[Commands]]
[[CategoryCommands]]
[[CommandsPosix]]