1.book.xml
<?xml version="1.0" encoding="GB2312" ?>
<book>
<title>XML 指南</title>
<prod id="33-657" media="paper"></prod>
<chapter>XML入门简介
<para>什么是HTML</para>
<para>什么是XML</para>
</chapter>
<chapter>XML语法
<para>XML元素必须有结束标记</para>
<para>XML元素必须正确地嵌套</para>
</chapter>
</book>
2.php
<?php
/**
* Created by PhpStorm.
* User: Administrator
* Date: 2019/4/28
* Time: 16:24
*/
$xml = simplexml_load_file('book.xml');
foreach ($xml->chapter as $a)
{
echo $a->para[0]."<br>";
echo $a->para[1]."<br>";
}
echo "<hr>";
echo $xml->chapter->para[0]."<br>";
echo $xml->chapter->para[1]."<br>";
echo $xml->chapter[1]->para[0]."<br>";
echo $xml->chapter[1]->para[1]."<br>";
echo "<hr>";
foreach ($xml->chapter->children() as $a)
{
echo "<pre>";
var_dump($a);
echo "</pre>";
}
echo "<hr>";
echo $xml->prod->attributes()->media; //读取属性
echo "<br>";
echo $xml->prod['media'];
echo "<hr>";
$result = $xml->xpath('/book/chapter/para');
echo "<pre>";
var_dump($result);
echo "</pre>";
echo "<hr>";
$xml->chapter->para[0] = '虾米大王';
foreach ($xml->chapter as $a)
{
echo $a->para[0]."<br>";
echo $a->para[1]."<br>";
}
echo "<hr>";