tac(1) - phpMan

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 (C) 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
       rev(1)
       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-
       mand
              info coreutils 'tac invocation'
       should give you access to the complete manual.

GNU coreutils 8.22               November 2020                          TAC(1)