touch

SYNOPSIS

       touch [OPTION]... FILE...

DESCRIPTION

       Update  the  access  and modification times of each FILE to the current
       time.

       Mandatory arguments to long options are  mandatory  for  short  options
       too.

       -a     change only the access time

       -c, --no-create
              do not create any files

       -d, --date=STRING
              parse STRING and use it instead of current time

       -f     (ignored)

       -m     change only the modification time

       -r, --reference=FILE
              use this file's times instead of current time

       -t STAMP
              use [[CC]YY]MMDDhhmm[.ss] instead of current time

       --time=WORD
              change the specified time: WORD is access, atime, or use: equiv-
              alent to -a WORD is modify or mtime: equivalent to -m

       --help display this help and exit

       --version
              output version information and exit

       Note that the -d and -t options accept different time-date formats.

       If a FILE is -, touch standard output.

AUTHOR

       Written by Paul Rubin, Arnold Robbins, Jim  Kingdon,  David  MacKenzie,
       and Randy Smith.

REPORTING BUGS

       Report bugs to <bug-coreutils@gnu.org>.

COPYRIGHT

       Copyright (C) 2006 Free Software Foundation, Inc.
       This  is  free  software.   You may redistribute copies of it under the
       terms      of      the      GNU      General       Public       License

touch 5.97 February 2010 TOUCH(1)