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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, −−beforeattach the separator before instead of after
−r, −−regexinterpret the separator as a regular expression
−s, −−separator=STRINGuse STRING as the separator instead of newline
−−helpdisplay this help and exit
−−versionoutput version information and exit
Report tac bugs to bug−coreutils@gnu.org
GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
General help using GNU software: <http://www.gnu.org/gethelp/>
Report tac translation bugs to <http://translationproject.org/team/>
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.
| COPYRIGHT |
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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. |