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run code in 200+ php & hhvm versions
Bugs & Features
<?php abstract class Foo { public function __construct(stdClass $a = null, $b = array()) { var_dump($a, $b); } } class Bar extends Foo { } $bar = new Bar;
based on t631N
Output for 5.1.0 - 7.2.0
NULL array(0) { }
Output for 5.0.0 - 5.0.5
Fatal error: Argument 1 must not be null in /in/7EUSs on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CLASS in /in/7EUSs 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/7EUSs on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/7EUSs on line 3
Process exited with code 255.