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run code in 200+ php & hhvm versions
Bugs & Features
<?php $disabled_functions = ini_get('disable_functions'); var_dump($disabled_functions);
Output for 5.6.0 - 7.3.1
string(22) "proc_open,phpinfo,mail"
Output for 4.3.0 - 5.5.38
string(23) "pcntl_fork,phpinfo,mail"