comm man page on aLinux
COMM(1) User Commands COMM(1)
comm - compare two sorted files line by line
comm [OPTION]... FILE1 FILE2
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
output version information and exit
Written by Richard Stallman and David MacKenzie.
Report bugs to <email@example.com>.
Copyright © 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.
The full documentation for comm is maintained as a Texinfo manual. If
the info and comm programs are properly installed at your site, the
should give you access to the complete manual.
GNU coreutils 220.127.116.11-f088d-dirtJanuary 2008 COMM(1)
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