comm

Autres langues

Langue: en

Version: June 2009 (debian - 07/07/09)

Section: 1 (Commandes utilisateur)

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
--check-order
check that the input is correctly sorted, even if all input lines are pairable
--nocheck-order
do not check that the input is correctly sorted
--output-delimiter=STR
separate columns with STR
--help
display this help and exit
--version
output version information and exit

Note, comparisons honor the rules specified by `LC_COLLATE'.

AUTHOR

Written by Richard M. Stallman and David MacKenzie.

REPORTING BUGS

Report comm bugs to bug-coreutils@gnu.org
GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
General help using GNU software: <http://www.gnu.org/gethelp/> Copyright © 2009 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 coreutils 'comm invocation'

should give you access to the complete manual.