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<title>dbfo-need</title><link rel="stylesheet" type="text/css" href="../reference.css"><meta name="generator" content="DocBook XSL Stylesheets V1.79.2"><link rel="home" href="../index.html" title="DocBook XSL Stylesheets: Reference Documentation"><link rel="up" href="pi-fo.html" title="Part 2. FO Processing Instruction Reference"><link rel="prev" href="dbfo_toc.html" title="dbfo_toc"><link rel="next" href="dbfo_row-height.html" title="dbfo_row-height"><link rel="copyright" href="copyright.html" title="License"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">dbfo-need</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="dbfo_toc.html">Prev</a> </td><th width="60%" align="center">Part 2. FO Processing Instruction Reference</th><td width="20%" align="right"> <a accesskey="n" href="dbfo_row-height.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="dbfo-need"></a><div class="titlepage"></div><div class="refnamediv"><h2>dbfo-need</h2><p>dbfo-need — Specify a need for space (a kind of soft page break)</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><pre class="synopsis"><code class="sgmltag-xmlpi"><?dbfo-need height="<em class="replaceable"><code>n</code></em>" [space-before="<em class="replaceable"><code>n</code></em>"]?></code></pre></div><div class="refsect1"><a name="d0e32821"></a><h2>Description</h2><p>A “need” is a request for space on a page. If the
requested space is not available, the page breaks and the
content that follows the need request appears on the next
page. If the requested space is available, then no page break
is inserted.</p></div><div class="refsect1"><a name="d0e32826"></a><h2>Parameters</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term">height="<em class="replaceable"><code>n</code></em>"</span></dt><dd><p>The amount of height needed (including units)</p></dd><dt><span class="term">space-before="<em class="replaceable"><code>n</code></em>"</span></dt><dd><p>The amount of extra vertical space to add (including units)</p></dd></dl></div></div><div class="refsect1"><a name="d0e32848"></a><h2>Related Information in <a class="link" href="http://www.sagehill.net/docbookxsl/" target="_top">DocBook XSL: The Complete Guide</a></h2><p><a class="link" href="PageBreaking.html#SoftPageBreaks" target="_top">Soft page breaks</a></p></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="dbfo_toc.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="pi-fo.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="dbfo_row-height.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">dbfo_toc </td><td width="20%" align="center"><a accesskey="h" href="../index.html">Home</a></td><td width="40%" align="right" valign="top"> dbfo_row-height</td></tr></table></div></body></html>
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