122 lines
3.5 KiB
HTML
122 lines
3.5 KiB
HTML
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<HTML><HEAD><TITLE>Man page of COMM</TITLE>
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</HEAD><BODY>
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<H1>COMM</H1>
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Section: User Commands (1)<BR>Updated: September 2019<BR><A HREF="#index">Index</A>
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<A HREF="/cgi-bin/man/man2html">Return to Main Contents</A><HR>
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<A NAME="lbAB"> </A>
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<H2>NAME</H2>
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comm - compare two sorted files line by line
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<A NAME="lbAC"> </A>
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<H2>SYNOPSIS</H2>
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<B>comm</B>
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[<I>,OPTION/</I>]... <I>,FILE1 FILE2/</I>
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<A NAME="lbAD"> </A>
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<H2>DESCRIPTION</H2>
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<P>
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Compare sorted files FILE1 and FILE2 line by line.
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<P>
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When FILE1 or FILE2 (not both) is -, read standard input.
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<P>
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With no options, produce three-column output. Column one contains
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lines unique to FILE1, column two contains lines unique to FILE2,
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and column three contains lines common to both files.
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<DL COMPACT>
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<DT id="1"><B>-1</B><DD>
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suppress column 1 (lines unique to FILE1)
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<DT id="2"><B>-2</B><DD>
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suppress column 2 (lines unique to FILE2)
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<DT id="3"><B>-3</B><DD>
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suppress column 3 (lines that appear in both files)
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<DT id="4"><B>--check-order</B><DD>
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check that the input is correctly sorted, even
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if all input lines are pairable
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<DT id="5"><B>--nocheck-order</B><DD>
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do not check that the input is correctly sorted
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<DT id="6"><B>--output-delimiter</B>=<I>,STR/</I><DD>
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separate columns with STR
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<DT id="7"><B>--total</B><DD>
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output a summary
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<DT id="8"><B>-z</B>, <B>--zero-terminated</B><DD>
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line delimiter is NUL, not newline
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<DT id="9"><B>--help</B><DD>
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display this help and exit
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<DT id="10"><B>--version</B><DD>
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output version information and exit
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</DL>
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<P>
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Note, comparisons honor the rules specified by 'LC_COLLATE'.
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<A NAME="lbAE"> </A>
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<H2>EXAMPLES</H2>
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<DL COMPACT>
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<DT id="11">comm -12 file1 file2<DD>
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Print only lines present in both file1 and file2.
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<DT id="12">comm -3 file1 file2<DD>
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Print lines in file1 not in file2, and vice versa.
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</DL>
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<A NAME="lbAF"> </A>
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<H2>AUTHOR</H2>
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Written by Richard M. Stallman and David MacKenzie.
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<A NAME="lbAG"> </A>
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<H2>REPORTING BUGS</H2>
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GNU coreutils online help: <<A HREF="https://www.gnu.org/software/coreutils/">https://www.gnu.org/software/coreutils/</A>>
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<BR>
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Report comm translation bugs to <<A HREF="https://translationproject.org/team/">https://translationproject.org/team/</A>>
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<A NAME="lbAH"> </A>
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<H2>COPYRIGHT</H2>
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Copyright © 2018 Free Software Foundation, Inc.
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License GPLv3+: GNU GPL version 3 or later <<A HREF="https://gnu.org/licenses/gpl.html">https://gnu.org/licenses/gpl.html</A>>.
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<BR>
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This is free software: you are free to change and redistribute it.
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There is NO WARRANTY, to the extent permitted by law.
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<A NAME="lbAI"> </A>
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<H2>SEE ALSO</H2>
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<A HREF="/cgi-bin/man/man2html?1+join">join</A>(1), <A HREF="/cgi-bin/man/man2html?1+uniq">uniq</A>(1)
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<P>
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<BR>
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Full documentation at: <<A HREF="https://www.gnu.org/software/coreutils/comm">https://www.gnu.org/software/coreutils/comm</A>>
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<BR>
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or available locally via: info '(coreutils) comm invocation'
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<P>
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<HR>
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<A NAME="index"> </A><H2>Index</H2>
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<DL>
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<DT id="13"><A HREF="#lbAB">NAME</A><DD>
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<DT id="14"><A HREF="#lbAC">SYNOPSIS</A><DD>
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<DT id="15"><A HREF="#lbAD">DESCRIPTION</A><DD>
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<DT id="16"><A HREF="#lbAE">EXAMPLES</A><DD>
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<DT id="17"><A HREF="#lbAF">AUTHOR</A><DD>
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<DT id="18"><A HREF="#lbAG">REPORTING BUGS</A><DD>
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<DT id="19"><A HREF="#lbAH">COPYRIGHT</A><DD>
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<DT id="20"><A HREF="#lbAI">SEE ALSO</A><DD>
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</DL>
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<HR>
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This document was created by
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<A HREF="/cgi-bin/man/man2html">man2html</A>,
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using the manual pages.<BR>
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Time: 00:05:09 GMT, March 31, 2021
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