tac — concatenate and print files in reverse
tac
[OPTION
...] [FILE
...]
Write each FILE to standard output, last line first. With no FILE, or when FILE is −, read standard input.
Mandatory arguments to long options are mandatory for short options too.
−b
, −−before
attach the separator before instead of after
−r
, −−regex
interpret the separator as a regular expression
−s
, −−separator
=STRING
use STRING as the separator instead of newline
−−help
display this help and exit
−−version
output version information and exit
The full documentation for tac is maintained as a Texinfo
manual. If the info
and tac
programs are properly installed at your site, the command
info tac
should give you access to the complete manual.
COPYRIGHT |
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Copyright © 2007 Free Software Foundation, Inc. This is free software. You may redistribute copies of it under the terms of the GNU General Public License <http://www.gnu.org/licenses/gpl.html>. There is NO WARRANTY, to the extent permitted by law. |