3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $func = function (callback $a) { $a(); }; $a = function () { echo 'Hello World'; }; $func($a);
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught TypeError: Argument 1 passed to {closure}() must be an instance of callback, instance of Closure given, called in /in/8aUji on line 10 and defined in /in/8aUji:2 Stack trace: #0 /in/8aUji(10): {closure}(Object(Closure)) #1 {main} thrown in /in/8aUji on line 2
Process exited with code 255.
Output for 5.3.0 - 5.6.21
Catchable fatal error: Argument 1 passed to {closure}() must be an instance of callback, instance of Closure given, called in /in/8aUji on line 10 and defined in /in/8aUji on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/8aUji on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/8aUji on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/8aUji on line 2
Process exited with code 255.