3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = ['foo' => 213]; array_map(function($x ,$y) { var_dump($x, $y); }, $a);
Output for 7.1.0 - 7.2.0
Fatal error: Uncaught ArgumentCountError: Too few arguments to function {closure}(), 1 passed and exactly 2 expected in /in/QQiS7:5 Stack trace: #0 [internal function]: {closure}(213) #1 /in/QQiS7(7): array_map(Object(Closure), Array) #2 {main} thrown in /in/QQiS7 on line 5
Process exited with code 255.
Output for 5.4.1 - 7.0.20
Warning: Missing argument 2 for {closure}() in /in/QQiS7 on line 5 Notice: Undefined variable: y in /in/QQiS7 on line 6 int(213) NULL
Output for 5.3.18 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/QQiS7 on line 3
Process exited with code 255.