TOUCH(1)
NAME
touch − update date last modified of a file
USAGE
touch [ −c ] [ −f ] file ...
DESCRIPTION
Touch attempts to set the modified date of each named file. If the file exists, touch reads a character from the file and writes it back. If a file does not exist, touch does not usually attempt to create it.
OPTIONS
−c Do not create the named file(s).
−f Attempt to force the update, in spite of read and write permissions on a file.