touch(1)
NAME
touch − update file modification date
SYNTAX
touch [−c] [−f] file...
DESCRIPTION
The touch command attempts to set the modified date of each file. If a file exists, this is done by reading a character from the file and writing it back.
OPTIONS
−cDoes not attempt to create file if it does not exist. Default is to create file if it does not exist.
−fAttempts to force the touch in spite of read and write permission on a file. file.