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man pages section 1: User Commands

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Updated: Thursday, June 13, 2019
 
 

tac (1)

Name

tac - concatenate and print files in reverse

Synopsis

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

Description

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

AUTHOR
       Written by Jay Lepreau and David MacKenzie.

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

COPYRIGHT
       Copyright (C) 2018 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.


ATTRIBUTES
       See attributes(7) for descriptions of the following attributes:


       +---------------+--------------------+
       |ATTRIBUTE TYPE |  ATTRIBUTE VALUE   |
       +---------------+--------------------+
       |Availability   | file/gnu-coreutils |
       +---------------+--------------------+
       |Stability      | Uncommitted        |
       +---------------+--------------------+
SEE ALSO
       Full documentation at: <https://www.gnu.org/software/coreutils/tac>
       or available locally via: info '(coreutils) tac invocation'



NOTES
       This    software    was    built    from    source     available     at
       https://github.com/oracle/solaris-userland.    The  original  community
       source  was  downloaded  from   https://ftp.gnu.org/gnu/coreutils/core-
       utils-8.30.tar.xz

       Further information about this software can be found on the open source
       community website at https://www.gnu.org/software/coreutils.



GNU coreutils 8.30                 July 2018                            TAC(1)