<?php

// create curl resource
$ch = curl_init();

// set url
// https://www.hdmoli.com/mlist/index1-1.html 此站点的ssl证书版本较高
// 参考：https://www.cnblogs.com/diannao-run/p/13060298.html
// 也许这是解决办法：https://www.lyecs.com/article.html?aid=281 升级到最高版本的openssl
// 或者升级PHP扩展curl
// guzzleHttp https://www.cnblogs.com/yehuisir/p/11114807.html 设置verify为false
curl_setopt($ch, CURLOPT_URL, "https://blog.csdn.net/my_study_everyday/article/details/130685783");

//return the transfer as a string
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
// https 关闭SSL认证
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);

// 指定使用TLSv1.2；数字 6 是 TLSv1.2 的 CURL_SSLVERSION_TLSv1_2 常量的值
curl_setopt($ch, CURLOPT_SSLVERSION, 6);

// $output contains the output string
$output = curl_exec($ch);

$info = curl_getinfo($ch);
//echo output
file_put_contents('./index.html', $output);

if (curl_errno($ch)) {
  echo 'Curl error: ' . curl_error($ch);
}

// close curl resource to free up system resources
curl_close($ch);