3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo pcntl_exec('/bin/php-5.3.10', array('-n', '--php-ini','-r', "echo exec('id');"));
based on q1jBF
Output for 7.0.0 - 7.3.0beta1
Fatal error: Uncaught Error: Call to undefined function pcntl_exec() in /in/bPoXl:3 Stack trace: #0 {main} thrown in /in/bPoXl on line 3
Process exited with code 255.
Output for hhvm-3.18.4 - 3.21.0
Could not open input file: echo exec('id');
Process exited with code 1.
Output for 5.6.0 - 5.6.30
Fatal error: Call to undefined function pcntl_exec() in /in/bPoXl on line 3
Process exited with code 255.