1.快速入门

{
    "require": {
        "githzl/xpath": "^1.0"
    }
}

2.使用演示

<?php

require 'vendor/autoload.php';

use GithzlXPath\Lib\XPath;

$html = file_get_contents('https://www.zhipin.com'); // 获取到html  
$xpath = new XPath($html);

echo $title = $xpath->getTitle();  // BOSS直聘-互联网招聘神器！

echo $link = $xpath->query('//*[@id="wrap"]/div[4]/dl/dd/a[1]')->getNodeValue(); // 慧聪网

echo $attr = $xpath->query('//*[@id="wrap"]/div[4]/dl/dd/a[1]')->getAttrValue('href'); // https://www.hc360.com

3.快捷方法获取xpath query

1.谷歌浏览器安装扩展：XPath Helper

2.页面中打开控制台选择dom模块

3.选择要提取的数据右键copy->copy xpath

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