Online PHP editor | refs for VM5NO

<?php class A implements ArrayAccess { public function offsetGet($offset) { echo "get: "; var_dump($offset); return "value"; } public function offsetSet($offset, $value) { echo "set: = $value: "; var_dump($offset); } public function offsetExists($offset) { echo "isset: "; var_dump($offset); return false; } public function offsetUnset($offset) { echo "unset: "; var_dump($offset); } } $a = new A(); var_dump($a[42]); $a[37] = 19; var_dump(isset($a[23])); unset($a[41]);