//xml请求方法

public function docommon($url,$data){
      $ch = curl_init();     $timeout = 30;     curl_setopt($ch, CURLOPT_URL, $url);     curl_setopt($ch, CURLOPT_POST, 1);     curl_setopt($ch, CURLOPT_HTTPHEADER, Array("Content-Type:text/xml; charset=utf-8"));     curl_setopt($ch, CURLOPT_RETURNTRANSFER, 0);     curl_setopt($ch, CURLOPT_POSTFIELDS, $data);//Post提交的数据包     curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);     curl_setopt($ch, CURLOPT_HEADER, 0);     ob_start();     $result = curl_exec($ch);     $str=ob_get_contents();     ob_clean();     curl_close($ch);     return $str; } //$arr 为请求到的数据

$arr = $this->docommon($url,$data); // 使用domdocument 来操作xml

$dom = new \DOMDocument(); // 解析xml类 $dom->loadXML($arr); // 处理xml数据

$zarr=getArray($dom->documentElement);

//xml 转为array function getArray($node) {
      $array = false;     if ($node->hasAttributes()) {
          foreach ($node->attributes as $attr) {
              $array[$attr->nodeName] = $attr->nodeValue;         }     }     if ($node->hasChildNodes()) {
          if ($node->childNodes->length == 1) {
              $array[$node->firstChild->nodeName] = getArray($node->firstChild);         } else {
              foreach ($node->childNodes as $childNode) {
                  if ($childNode->nodeType != XML_TEXT_NODE) {
                      $array[$childNode->nodeName][] = getArray($childNode);                 }             }         }     } else {
          return $node->nodeValue;     }     return $array; }