simpleXML API
함수명
object simplexml_load_string(string data[,string class_name[,int options]])
object simplexml_load_file(string filename[,string class_name[,int options]])
SimpleXMLElement simple_element->children([string nsperfix])
attribute()
array SimpleXMLElement->xpath(string path)
string SimpleXMLElement->asXML(void)
SimpleXMLElement simplexml_import_dom(DOMNode node[,string class_name])
DOMElement dom_import_simplexml(SimpleXmlElement node)