3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php declare(strict_types=1); function a(int $a) : int { return (string) $a; } a(1);
based on vn0dZ
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught TypeError: Return value of a() must be of the type integer, string returned in /in/YaqQp:5 Stack trace: #0 /in/YaqQp(8): a(1) #1 {main} thrown in /in/YaqQp on line 5
Process exited with code 255.
Output for 5.3.18 - 5.6.28
Warning: Unsupported declare 'strict_types' in /in/YaqQp on line 2 Parse error: syntax error, unexpected ':', expecting '{' in /in/YaqQp on line 3
Process exited with code 255.