MAN page from RedHat Other textutils-1.22-1.1.i386.rpm

COMM

Section: User Commands (1)
Updated: GNU Text Utilities
Index 

NAME

comm - compare two sorted files line by line 

SYNOPSIS

comm[-123] [--help] [--version] file1 file2 

DESCRIPTION

This documentation is no longer being maintained and may be inaccurateor incomplete. The Texinfo documentation is now the authoritative source.

This manual pagedocuments the GNU version ofcomm.commprints lines that are common, and lines that are unique, to two inputfiles. The two files must be sorted beforecommcan be used. The file name `-' means the standard input.

With no options,commproduces three column output. Columnone contains lines unique tofile1,column two containslines unique tofile2,and column three contains lines common to both files. 

OPTIONS

The options-1,-2,and-3suppress printing of the corresponding columns.

--help

Print a usage message and exit with a status code indicating success.

--version

Print version information on standard output then exit.

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Index

NAME

SYNOPSIS

DESCRIPTION

OPTIONS

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