3v4l.org

run code in 300+ PHP versions simultaneously
<?php $b = function ($i) { return 'Called '.$i.' times'; } for ($i = 0; $i < 5000; $i++) { call_user_func($b, $i); }
Output for 5.4.0 - 5.4.31
Parse error: syntax error, unexpected 'for' (T_FOR) in /in/iWsfb on line 7
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_FOR in /in/iWsfb on line 7
Process exited with code 255.
preferences:
179.66 ms | 1395 KiB | 68 Q