Man page - tac(1)
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apt-get install coreutils
Available languages:
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TAC
NAMESYNOPSIS
DESCRIPTION
AUTHOR
REPORTING BUGS
SEE ALSO
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.
-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
GNU coreutils
online help: <https://www.gnu.org/software/coreutils/>
Report any translation bugs to
<https://translationproject.org/team/>
SEE ALSO
cat (1), rev (1)
Full
documentation
<https://www.gnu.org/software/coreutils/tac>
or available locally via: info '(coreutils) tac
invocation'
Packaged by
Debian (9.7-3)
Copyright © 2025 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later
<https://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.