tac - Unix, Linux Command

---

NAME

tac - concatenate and print files in reverse

SYNOPSIS

tac [OPTION]... [FILE]...

DESCRIPTION

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.

Tag	Description
-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

AUTHOR

Written by Jay Lepreau and David MacKenzie.

REPORTING BUGS

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

COPYRIGHT

Copyright © 2006 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.

SEE ALSO

tac is maintained as a Texinfo manual. If the info and tac programs are properly installed at your site, the command

Tag	Description
	info tac

should give you access to the complete manual.

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