COMM

comm ? compare two sorted files line by line

comm [OPTION]... LEFT_FILE RIGHT_FILE

Compare sorted files LEFT_FILE and RIGHT_FILE line by line.

?1

suppress lines unique to left file

?2

suppress lines unique to right file

?3

suppress lines unique to both files

??help

display this help and exit

??version

output version information and exit

Written by Richard Stallman and David MacKenzie.

Report bugs to <bug-textutils@gnu.org>.

Copyright © 1999 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

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.