 class="term"><i><tt>schema</tt></i>:</span></td><td>a precompiled XML RelaxNGs</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the validation context or NULL in case of error</td></tr></tbody></table></div><h3><a name="xmlRelaxNGParse" id="xmlRelaxNGParse"></a>Function: xmlRelaxNGParse</h3><pre class="programlisting"><a href="libxml-relaxng.html#xmlRelaxNGPtr">xmlRelaxNGPtr</a>	xmlRelaxNGParse		(<a href="libxml-relaxng.html#xmlRelaxNGParserCtxtPtr">xmlRelaxNGParserCtxtPtr</a> ct