array_unshift($this->ns_contexts, array());
+ if ( ! function_exists( 'xml_parser_create_ns' ) ) {
+ trigger_error( __( "PHP's XML extension is not available. Please contact your hosting provider to enable PHP's XML extension." ) );
+ return false;
+ }
+
$parser = xml_parser_create_ns();
xml_set_object($parser, $this);
xml_set_element_handler($parser, "start_element", "end_element");