Developer's Daily | Unix by Example |
main | java | perl | unix | dev directory | web log |
touch ? change file timestamps |
touch [OPTION]... FILE... |
or : ../src/touch [-acm] MMDDhhmm[YY] FILE... (obsolescent) |
Update the access and modification times of each FILE to the current time. |
?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 |
set time given by WORD: access atime use (same as ?a) modify mtime (same as ?m) |
??help |
display this help and exit |
??version |
output version information and exit |
Note that the three time-date formats recognized for the ?d and ?t options and for the obsolescent argument are all different. |
Written by Paul Rubin, Arnold Robbins, Jim Kingdon, David MacKenzie, and Randy Smith. |
Report bugs to <bug-fileutils@gnu.org>. |
Copyright © 1999 Free Software Foundation, Inc. |
The full documentation for touch is maintained as a Texinfo manual. If the info and touch programs are properly installed at your site, the command |
info touch |
should give you access to the complete manual. |