3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $domain = 'https://kgopen.baidu.com/user/noinfo?code=2'; //$ip = escapeshellcmd($domain); echo $ip.'\n'; $domain = "`ls`"; $ip = escapeshellarg($domain); echo $domain;
based on 3O9RK
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.21.3, 7.0.0 - 7.3.0beta1
Notice: Undefined variable: ip in /in/FLuI8 on line 4 \n`ls`
Output for hhvm-3.22.0
Notice: Undefined variable: ip in /in/FLuI8 on line -1 \n`ls`