tldr/pages/common/touch.md

touch

Create files and set access/modification times. More information: https://manned.org/man/freebsd-13.1/touch.

• Create specific files:

touch {{path/to/file1 path/to/file2 ...}}

• Set the file [a]ccess or [m]odification times to the current one and don't [c]reate file if it doesn't exist:

touch -c -{{a|m}} {{path/to/file1 path/to/file2 ...}}

• Set the file [t]ime to a specific value and don't [c]reate file if it doesn't exist:

touch -c -t {{YYYYMMDDHHMM.SS}} {{path/to/file1 path/to/file2 ...}}

• Set the files' timestamp to the [r]eference file's timestamp, and do not [c]reate the file if it does not exist:

touch -c -r {{path/to/reference_file}} {{path/to/file1 path/to/file2 ...}}