php解析xml问题

Question

这种xml怎么解析，java接口返回的数据。解析时候报错：simplexml_load_string(): namespace error : Namespace prefix client on RETCODE is not defined原因是：env:Envelope这种节点，找不到env这个命名空间

Answer 1

参考 Parsing SOAP responses with PHP's SimpleXML：

SOAP responses contain namespaces on some if not all of the nodes and SimpleXML doesn’t really care for that when using the traditional method of interaction. To accomplish this, you will need to use the SimpleXMLElement::children() method to specify the namespace