lfs-book-zh_CN/stylesheets/lfs-xsl/docbook-xsl-1.78.1/params/default.units.xml

<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="default.units">
<refmeta>
<refentrytitle>default.units</refentrytitle>
<refmiscinfo class="other" otherclass="datatype">list</refmiscinfo>
<refmiscinfo class="other" otherclass="value">cm</refmiscinfo>
<refmiscinfo class="other" otherclass="value">mm</refmiscinfo>
<refmiscinfo class="other" otherclass="value">in</refmiscinfo>
<refmiscinfo class="other" otherclass="value">pt</refmiscinfo>
<refmiscinfo class="other" otherclass="value">pc</refmiscinfo>
<refmiscinfo class="other" otherclass="value">px</refmiscinfo>
<refmiscinfo class="other" otherclass="value">em</refmiscinfo>
</refmeta>
<refnamediv>
<refname>default.units</refname>
<refpurpose>Default units for an unqualified dimension</refpurpose>
</refnamediv>

<refsynopsisdiv>
<src:fragment xml:id="default.units.frag">
<xsl:param name="default.units">pt</xsl:param>
</src:fragment>
</refsynopsisdiv>

<refsection><info><title>Description</title></info>

<para>If an unqualified dimension is encountered (for example, in a
graphic width), the <parameter>default.units</parameter> will be used for the
units. Unqualified dimensions are not allowed in XSL Formatting Objects.
</para>

</refsection>
</refentry>