<?php //创建一个新的DOM文档 $dom = new DomDocument(); //在根节点创建departs标签 $departs = $dom->createElement('departs'); $dom->appendChild($departs); //在departs标签下创建depart子标签 $depart = $dom->createElement('depart'); $departs->appendChild($depart); //在depart标签下创建employees子标签 $employees = $dom->createElement('employees'); $depart->appendChild($employees); //在employees标签下创建employee子标签 $employee = $dom->createElement('employee'); $employees->appendChild($employee); //在employee标签下创建serial_no子标签 $serial_no = $dom->createElement('serial_no'); $employee->appendChild($serial_no); //为serial_no标签添加值节点100001 $serial_no_value = $dom->createTextNode('100001'); $serial_no->appendChild($serial_no_value); //输出XML数据 echo $dom->saveXML(); ?>

<?php $dom = new DomDocument(); //创建DOM对象 $dom->load('example.xml'); //读取XML文件 $root = $dom->documentElement; //获取XML数据的根 read_child($root); //调用read_child函数读取根对象 function read_child($node) { $children = $node->childNodes; //获得$node的所有子节点 foreach($children as $e) //循环读取每一个子节点 { if($e->nodeType == XML_TEXT_NODE) //如果子节点为文本型则输出 { echo $e->nodeValue."<BR>"; } else if($e->nodeType == XML_ELEMENT_NODE) //如果子节点为节点对象，则调用函数处理 { read_child($e); } } } ?>