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run code in 150+ php & hhvm versions
Bugs & Features
<?php class Foo { public $x; public function __construct($x) { $this->x = 2*$x; } private static function a($xs, $m) { return array_map(function($x) use ($m) { return new self($x*$m); }, $xs); } public static function b($xs) { return self::a($xs, 10); } } var_dump(Foo::b(array(1,2,3)));
based on rV0Sl
Output for 5.4.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
array(3) { [0]=> object(Foo)#2 (1) { ["x"]=> int(20) } [1]=> object(Foo)#3 (1) { ["x"]=> int(40) } [2]=> object(Foo)#4 (1) { ["x"]=> int(60) } }
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.3.0 - 5.3.29
Fatal error: Cannot access self:: when no class scope is active in /in/ur94i on line 11
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/ur94i on line 10
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/ur94i on line 10
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/ur94i on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/ur94i on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/ur94i on line 4
Process exited with code 255.