3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class P{ public $foo; } class C extends P { public $lol; public function getFields() { var_dump(array_keys(get_class_vars(get_class(parent)))); return array_keys(get_class_vars(__CLASS__)); } } $c = new C(); var_dump($c->getFields());
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Notice: Use of undefined constant parent - assumed 'parent' in /in/BBXqr on line 12 Warning: get_class() expects parameter 1 to be object, string given in /in/BBXqr on line 12 Warning: array_keys() expects parameter 1 to be array, boolean given in /in/BBXqr on line 12 NULL array(2) { [0]=> string(3) "lol" [1]=> string(3) "foo" }
Output for hhvm-3.10.0 - 3.13.2
Notice: Use of undefined constant parent - assumed 'parent' in /in/BBXqr on line 12 Warning: array_keys() expects parameter 1 to be an array or collection in /in/BBXqr on line 12 NULL array(2) { [0]=> string(3) "foo" [1]=> string(3) "lol" }
Output for 5.0.0 - 5.2.17
Notice: Use of undefined constant parent - assumed 'parent' in /in/BBXqr on line 12 Warning: array_keys(): The first argument should be an array in /in/BBXqr on line 12 NULL array(2) { [0]=> string(3) "lol" [1]=> string(3) "foo" }
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/BBXqr 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/BBXqr 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/BBXqr on line 4
Process exited with code 255.