<refentry xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xi="http://www.w3.org/2001/XInclude" xmlns:src="http://nwalsh.com/xmlns/litprog/fragment" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="5.0" xml:id="use.id.function"> <refmeta> <refentrytitle>use.id.function</refentrytitle> <refmiscinfo class="other" otherclass="datatype">boolean</refmiscinfo> </refmeta> <refnamediv> <refname>use.id.function</refname> <refpurpose>Use the XPath id() function to find link targets?</refpurpose> </refnamediv> <refsynopsisdiv> <src:fragment xml:id="use.id.function.frag"> <xsl:param name="use.id.function" select="1"/> </src:fragment> </refsynopsisdiv> <refsection><info><title>Description</title></info> <para>If 1, the stylesheets use the <function>id()</function> function to find the targets of cross reference elements. This is more efficient, but only works if your XSLT processor implements the <function>id()</function> function, naturally.</para> <para>THIS PARAMETER IS NOT SUPPORTED. IT IS ALWAYS ASSUMED TO BE 1. SEE xref.xsl IF YOU NEED TO TURN IT OFF.</para> </refsection> </refentry>