- Output for 7.0.0 - 7.0.25, 7.1.0 - 7.1.33, 7.2.6 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- `ls`
<?php
$domain = 'https://kgopen.baidu.com/user/noinfo?code=2';
//$ip = escapeshellcmd($domain);
//echo $ip.'\n';
$domain = "`ls`";
$ip = escapeshellarg($domain);
echo $domain;