loadXML($xmlstr); return $this->domnode_to_array($doc->documentElement); } //数组转xml public function arrayToXml($arr) { $xml = ""; foreach ($arr as $key=>$val) { if (is_numeric($val)) { $xml.="<".$key.">".$val.""; } else $xml.="<".$key.">"; } $xml.=""; return $xml; } public function domnode_to_array($node) { $output = array(); switch ($node->nodeType) { case XML_CDATA_SECTION_NODE: case XML_TEXT_NODE: $output = trim($node->textContent); break; case XML_ELEMENT_NODE: for ($i=0, $m=$node->childNodes->length; $i<$m; $i++) { $child = $node->childNodes->item($i); $v = $this->domnode_to_array($child); if(isset($child->tagName)) { $t = $child->tagName; if(!isset($output[$t])) { $output[$t] = array(); } $output[$t][] = $v; } elseif($v) { $output = (string) $v; } } if(is_array($output)) { if($node->attributes->length) { $a = array(); foreach($node->attributes as $attrName => $attrNode) { $a[$attrName] = (string) $attrNode->value; } $output['@attributes'] = $a; } foreach ($output as $t => $v) { if(is_array($v) && count($v)==1 && $t!='@attributes') { $output[$t] = $v[0]; } } } break; } return $output; } }