tac man page on Archlinux
TAC(1) User Commands TAC(1)
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
attach the separator before instead of after
interpret the separator as a regular expression
use STRING as the separator instead of newline
--help display this help and exit
output version information and exit
GNU coreutils online help: <http://www.gnu.org/software/coreutils/>
Report tac translation bugs to <http://translationproject.org/team/>
Written by Jay Lepreau and David MacKenzie.
Copyright © 2013 Free Software Foundation, Inc. License GPLv3+: GNU
GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
The full documentation for tac is maintained as a Texinfo manual. If
the info and tac programs are properly installed at your site, the com‐
info coreutils 'tac invocation'
should give you access to the complete manual.
GNU coreutils 8.22 April 2014 TAC(1)
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