3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php declare(strict_types = 0); $a = function (string $it) { var_dump($it); }; $a(null);
based on PT8Da
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught TypeError: Argument 1 passed to {closure}() must be of the type string, null given, called in /in/nQB93 on line 9 and defined in /in/nQB93:5 Stack trace: #0 /in/nQB93(9): {closure}(NULL) #1 {main} thrown in /in/nQB93 on line 5
Process exited with code 255.
Output for 5.3.19 - 5.6.28
Warning: Unsupported declare 'strict_types' in /in/nQB93 on line 3 Catchable fatal error: Argument 1 passed to {closure}() must be an instance of string, null given, called in /in/nQB93 on line 9 and defined in /in/nQB93 on line 5
Process exited with code 255.