tldr/pages/common/touch.md

touch

Change a file access and modification times (atime, mtime)

• Create a new empty file(s) or change the times for existing file(s) to current time

touch {{filename}}

• Set the times on a file to those specified

touch -t 201412250801.59 {{filename}} touch -t {{YYYYMMDDHHMM.SS}} {{filename}}

• Set the times on a file to match those on second file

touch -r {{filename2}} {{filename}}