TAC(1) | User Commands | TAC(1) |
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
GNU coreutils online help: <http://www.gnu.org/software/coreutils/> Report tac translation bugs to <http://translationproject.org/team/>
AUTHOR¶
Written by Jay Lepreau and David MacKenzie.
COPYRIGHT¶
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.
SEE ALSO¶
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 coreutils 'tac invocation'
should give you access to the complete manual.
November 2020 | GNU coreutils 8.22 |