3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function test(){ return [1,2,3]; } var_dump(test()[0]); abstract class T { static public $instanses; final private function __construct(){ } public static function getInstance() { var_dump(static::$instanses); if (!(static::$instanses instanceof static)) { static::$instanses = new static; } var_dump(static::$instanses); return static::$instanses; } } class A extends T { static public $instanses; } class B extends A { static public $instanses; } $t = A::getInstance(); var_dump($t); $t1 = B::getInstance(); var_dump($t1); new B(); ?>
based on Dvhii
Output for 7.0.0 - 7.2.0
int(1) NULL object(A)#1 (0) { } object(A)#1 (0) { } NULL object(B)#2 (0) { } object(B)#2 (0) { } Fatal error: Uncaught Error: Call to private T::__construct() from invalid context in /in/1S8Sn:44 Stack trace: #0 {main} thrown in /in/1S8Sn on line 44
Process exited with code 255.
Output for 5.4.2 - 5.6.28
int(1) NULL object(A)#1 (0) { } object(A)#1 (0) { } NULL object(B)#2 (0) { } object(B)#2 (0) { } Fatal error: Call to private T::__construct() from invalid context in /in/1S8Sn on line 44
Process exited with code 255.
Output for 5.3.17 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/1S8Sn on line 4
Process exited with code 255.