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run code in 150+ php & hhvm versions
Bugs & Features
<?php class MyStuff extends ArrayObject { function offsetGet($offset) { echo "Called"; return parent::offsetGet($offset); } } $array = array('foo' => 42); $array_object = new MyStuff($array); var_dump(isset($array['foo'])); //true var_dump(empty($array['foo'])); //false var_dump(isset($array_object['foo'])); //should be true (offsetGet not called) var_dump(empty($array_object['foo'])); //should be false (offsetGet called)
Output for 5.6.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
bool(true) bool(false) bool(true) Calledbool(false)
Output for 5.0.0 - 5.0.5, 5.1.1 - 5.5.38
bool(true) bool(false) bool(true) bool(false)
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/p8RZ9 on line 20
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Class mystuff: Cannot inherit from undefined class arrayobject in /in/p8RZ9 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Class mystuff: Cannot inherit from undefined class arrayobject in /in/p8RZ9 on line 3