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<html><head><title>Group Summary of sed Commands (UNIX in a Nutshell: System V Edition)</title><link rel="stylesheet" type="text/css" href="../style/style1.css" /><meta name="DC.Creator" content="Arnold Robbins" /><meta name="DC.Format" content="text/xml" scheme="MIME" /><meta name="DC.Language" content="en-US" /><meta name="DC.Publisher" content="O'Reilly & Associates, Inc." /><meta name="DC.Source" scheme="ISBN" content="1-56592-427-4" /><meta name="DC.Subject.Keyword" content="stuff" /><meta name="DC.Title" content="UNIX in a Nutshell: System V Edition" /><meta name="DC.Type" content="Text.Monograph" /></head><body bgcolor="#ffffff"><img src="gifs/smbanner.gif" usemap="#banner-map" border="0" alt="Book Home" /><map name="banner-map"><area shape="rect" coords="1,-2,616,66" href="index.htm" alt="Book Title" /><area shape="rect" coords="629,-11,726,25" href="jobjects/fsearch.htm" alt="Search this book" /></map><div class="navbar"><table width="684" border="0"><tr><td align="left" valign="top" width="228"><a href="ch10_03.htm"><img src="../gifs/txtpreva.gif" alt="Previous" border="0" /></a></td><td align="center" valign="top" width="228" /><td align="right" valign="top" width="228"><a href="ch10_05.htm"><img src="../gifs/txtnexta.gif" alt="Next" border="0" /></a></td></tr></table></div><h2 class="sect1">10.4. Group Summary of sed Commands</h2><p><a name="IXT-10-123225" />In the lists below, the <tt class="literal">sed</tt> commands are grouped by function andare described tersely. Full descriptions, including syntax andexamples, can be found afterward in the "Alphabetical Summary" section.</p><a name="unut-ch-10-sect-4.1" /><div class="sect2"><h3 class="sect2">10.4.1. Basic Editing</h3><p><a name="IXT-10-123226" /></p><table border="1" cellpadding="3"><tr><td><tt class="literal">a\</tt></td><td>Append text after a line.</td></tr><tr><td><tt class="literal">c\</tt></td><td>Replace text (usually a text block).</td></tr><tr><td><tt class="literal">i\</tt></td><td>Insert text before a line.</td></tr><tr><td><tt class="literal">d</tt></td><td>Delete lines.</td></tr><tr><td><tt class="literal">s</tt></td><td>Make substitutions.</td></tr><tr><td><tt class="literal">y</tt></td><td>Translate characters (like Unix <tt class="literal">tr</tt>).</td></tr></table><p></div><a name="unut-ch-10-sect-4.2" /><div class="sect2"><h3 class="sect2">10.4.2. Line Information</h3><p><a name="IXT-10-123227" /></p><table border="1" cellpadding="3"><tr><td><tt class="literal">=</tt></td><td>Display line number of a line.</td></tr><tr><td><tt class="literal">l</tt></td><td>Display control characters in ASCII.</td></tr><tr><td><tt class="literal">p</tt></td><td>Display the line.</td></tr></table><p></div><a name="unut-ch-10-sect-4.3" /><div class="sect2"><h3 class="sect2">10.4.3. Input/Output Processing</h3><p><a name="IXT-10-123228" /><a name="IXT-10-123229" /></p><table border="1" cellpadding="3"><tr><td><tt class="literal">n</tt></td><td>Skip current line and go to line below.</td></tr><tr><td><tt class="literal">r</tt></td><td>Read another file's contents into the output stream.</td></tr><tr><td><tt class="literal">w</tt></td><td>Write input lines to another file.</td></tr><tr><td><tt class="literal">q</tt></td><td>Quit the <tt class="literal">sed</tt> script (no further output).</td></tr></table><p></div><a name="unut-ch-10-sect-4.4" /><div class="sect2"><h3 class="sect2">10.4.4. Yanking and Putting</h3><p><a name="IXT-10-123230" /><a name="IXT-10-123231" /></p><table border="1" cellpadding="3"><tr><td><tt class="literal">h</tt></td><td>Copy into hold space; wipe out what's there.</td></tr><tr><td><tt class="literal">H</tt></td><td>Copy into hold space; append to what's there.</td></tr><tr><td><tt class="literal">g</tt></td><td>Get the hold space back; wipe out the destination line.</td></tr><tr><td><tt class="literal">G</tt></td><td>Get the hold space back; append to the pattern space.</td></tr><tr><td><tt class="literal">x</tt></td><td>Exchange contents of hold space and pattern space.</td></tr></table><p></div><a name="unut-ch-10-sect-4.5" /><div class="sect2"><h3 class="sect2">10.4.5. Branching Commands</h3><p><a name="IXT-10-123232" /></p><table border="1" cellpadding="3"><tr><td><tt class="literal">b</tt></td><td>Branch to <em class="emphasis">label</em> or to end of script.</td></tr><tr><td><tt class="literal">t</tt></td><td>Same as <tt class="literal">b</tt>, but branch only after substitution.</td></tr><tr><td><tt class="literal">:</tt><em class="replaceable"><tt>label</tt></em></td><td>Label branched to by <tt class="literal">t</tt> or <tt class="literal">b</tt>.</td></tr></table><p></div><a name="unut-ch-10-sect-4.6" /><div class="sect2"><h3 class="sect2">10.4.6. Multiline Input Processing</h3><table border="1" cellpadding="3"><tr><td><tt class="literal">N</tt></td><td>Read another line of input (creates embedded newline).</td></tr><tr><td><tt class="literal">D</tt></td><td>Delete up to the embedded newline.</td></tr><tr><td><tt class="literal">P</tt></td><td>Print up to the embedded newline.</td></tr></table><p></div><hr width="684" align="left" /><div class="navbar"><table width="684" border="0"><tr><td align="left" valign="top" width="228"><a href="ch10_03.htm"><img src="../gifs/txtpreva.gif" alt="Previous" border="0" /></a></td><td align="center" valign="top" width="228"><a href="index.htm"><img src="../gifs/txthome.gif" alt="Home" border="0" /></a></td><td align="right" valign="top" width="228"><a href="ch10_05.htm"><img src="../gifs/txtnexta.gif" alt="Next" border="0" /></a></td></tr><tr><td align="left" valign="top" width="228">10.3. Syntax of sed Commands</td><td align="center" valign="top" width="228"><a href="index/index.htm"><img src="../gifs/index.gif" alt="Book Index" border="0" /></a></td><td align="right" valign="top" width="228">10.5. Alphabetical Summary of sed Commands</td></tr></table></div><hr width="684" align="left" /><img src="../gifs/navbar.gif" usemap="#library-map" border="0" alt="Library Navigation Links" /><p><p><font size="-1"><a href="copyrght.htm">Copyright © 2003</a> O'Reilly & Associates. 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