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run code in 150+ php & hhvm versions
Bugs & Features
<?php class Param extends ArrayObject { public function offsetGet($name) { if (!$this->offsetExists($name)) return null; } } $data = new Param(array('foo' => 12)); var_dump($data['bar']);
Output for 5.0.4 - 7.1.0
NULL
Output for 5.0.0 - 5.0.3
Notice: Undefined index: bar in /in/LCuQJ on line 12 NULL
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/LCuQJ on line 5
Process exited with code 255.
Output for 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/LCuQJ on line 5
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/LCuQJ on line 5
Process exited with code 255.
Output for 4.3.0
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/Bs8m4 on line 5
Process exited with code 255.