COMM(1) User Commands COMM(1)
NAME
comm - compare two sorted files line by line
SYNOPSIS
comm [OPTION]... FILE1 FILE2
DESCRIPTION
Compare sorted files FILE1 and FILE2 line by line.
With no options, produce three-column output. Column one contains lines unique to FILE1,
column two contains lines unique to FILE2, and column three contains lines common to both
files.
-1 suppress lines unique to FILE1
-2 suppress lines unique to FILE2
-3 suppress lines that appear in both files
--help display this help and exit
--version
output version information and exit
AUTHOR
Written by Richard Stallman and David MacKenzie.
REPORTING BUGS
Report bugs to <bug-coreutils AT gnu.org>.
COPYRIGHT
Copyright (C) 2008 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 comm is maintained as a Texinfo manual. If the info and comm
programs are properly installed at your site, the command
info comm
should give you access to the complete manual.
GNU coreutils 6.9.92.4-f088d-dirty January 2008 COMM(1)
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