f="libxml-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt)<br />
</pre><p>Debugging facility provides the number of allocated nodes at a that point</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an expression context</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the number of nodes in use or -1 in case of error</td></tr></tbody></table></div><h3><a name="xmlExpDump" id="xmlExpDump">