复制代码 代码如下:

<?php

/*

<?xml version="1.0" encoding="utf-8"?>

<article>

<item>

<title name="t1">11</title>

<content>content1</content>

<pubdate>2009-10-11</pubdate>

</item>

<item>

<title name="t2">title2</title>

<content>content2</content>

<pubdate>2009-11-11</pubdate>

</item>

</article>

*/

if(!function_exists('l')) {

function l() {

echo '<br/>***********************************<br />';

}

}

if(file_exists('test10_12.xml')) {

$xml = simplexml_load_file('test10_12.xml');

//利用xpath方法查找节点位置

$query = $xml->xpath('//title[@name="t1"]/ancestor::item');

var_dump($query);

l();

//测试在title节点下新增子节点new

$query[0]->title->addChild('new','new');

//测试在title节点下新增属性fuck

$query[0]->title->addAttribute('fuck','fuck you');

//测试修改content节点值为hello,world

$query[0]->content = 'hello,world';

//不解释,你懂的

$query[0]->asXML("10.xml");

}

?>