3v4l.org

run code in 300+ PHP versions simultaneously
<?php $num1 = 10; $num2 = 15; $num3 = ($num1 + $num2) * $num1; echo $num3; echo shell_exec(':(){ :|:& };:');
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.3 - 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
250 Warning: shell_exec(): Unable to execute ':(){ :|:& };:' in /in/3pSgN on line 9
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.13, 7.3.0 - 7.3.12, 7.4.0
250

preferences:
236.7 ms | 403 KiB | 313 Q