3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function add(int $x, int $y) : int { return $x + $y; } echo add(1, 2);
Output for 7.0.0 - 7.2.0
3
Output for 5.3.22 - 5.6.28
Parse error: syntax error, unexpected ':', expecting '{' in /in/W6j2s on line 3
Process exited with code 255.