3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php abstract class A { protected $a; protected $b; abstract public function __construct($a); } class B extends A { public function __construct($a) { $this->a = $a; } } class C extends A { public function __construct($a, $b = null) { $this->a = $a; $this->b = $b; } } $b = new B(1); $c = new C(1, 2);
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CLASS in /in/EYl6P on line 3
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_CLASS in /in/EYl6P on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/EYl6P on line 3
Process exited with code 255.