ang="en"><h3><a name="emptyExp">Variable </a>emptyExp</h3><pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> emptyExp;
</pre><p/>
</div>
        <hr/>
        <div class="refsect2" lang="en"><h3><a name="forbiddenExp">Variable </a>forbiddenExp</h3><pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> forbiddenExp;
</pre><p/>
</div>
        <hr/>
        <div class="refsect2" lang="en"><h3><a name="xmlExpCtxtNbCons"/>xml