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run code in 150+ php & hhvm versions
Bugs & Features
<?php $ar = new ArrayObject(['a', 'b']); $ar->x = 'x'; var_dump($ar); var_dump((array)$ar);
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
object(ArrayObject)#1 (2) { ["x"]=> string(1) "x" ["storage":"ArrayObject":private]=> array(2) { [0]=> string(1) "a" [1]=> string(1) "b" } } array(2) { [0]=> string(1) "a" [1]=> string(1) "b" }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/g6cE9 on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[', expecting ')' in /in/g6cE9 on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/g6cE9 on line 2
Process exited with code 255.