TAC(1)                          User Commands                         TAC(1)

NAME         top

       tac - concatenate and print files in reverse

SYNOPSIS         top

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

DESCRIPTION         top

       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         top

       Written by Jay Lepreau and David MacKenzie.

REPORTING BUGS         top

       GNU coreutils online help: <https://www.gnu.org/software/coreutils/>
       Report tac translation bugs to <https://translationproject.org/team/>

COPYRIGHT         top

       Copyright © 2017 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.

SEE ALSO         top

       rev(1)

       Full documentation at: <https://www.gnu.org/software/coreutils/tac>
       or available locally via: info '(coreutils) tac invocation'

COLOPHON         top

       This page is part of the coreutils (basic file, shell and text
       manipulation utilities) project.  Information about the project can
       be found at ⟨http://www.gnu.org/software/coreutils/⟩.  If you have a
       bug report for this manual page, see
       ⟨http://www.gnu.org/software/coreutils/⟩.  This page was obtained
       from the tarball coreutils-8.29.tar.xz fetched from
       ⟨http://www.gnutls.org/download.html⟩ on 2018-02-02.  If you discover
       any rendering problems in this HTML version of the page, or you
       believe there is a better or more up-to-date source for the page, or
       you have corrections or improvements to the information in this
       COLOPHON (which is not part of the original manual page), send a mail
       to man-pages@man7.org

GNU coreutils 8.29              December 2017                         TAC(1)

Pages that refer to this page: cat(1),  rev(1)

HTML rendering created 2018-02-02 by Michael Kerrisk, author of The Linux Programming Interface, maintainer of the Linux man-pages project. For details of in-depth Linux/UNIX system programming training courses that I teach, look here. Hosting by jambit GmbH.