TOUCH(1) TOUCH(1) touch - touch []... ... -c -h "-" touch -a -c, --no-create -d, --date= -f -h, --no-dereference -m -r, --reference= -t STAMP [[CC]YY]MMDDhhmm[.ss] --time= accessatime use -a modify mtime -m --help --version -d -t - "--date=" "Sun, 29 Feb 2004 16:21:42 -0800" "2004-02-29 16:21:42" "next Thursday" info Paul Rubin, Arnold Robbins, Jim Kingdon David MacKenzie Randy Smith GNU coreutils Copyright (C) 2022 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later . This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. info '(coreutils) touch invocation' man man https://github.com/man-pages-zh/manpages- zh GNU coreutils 9.1 20229 TOUCH(1)