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--TEST-- ZE2 ArrayAccess and sub Arrays --FILE-- <?php class Peoples implements ArrayAccess { public $person; function __construct() { $this->person = array(array('name'=>'Joe')); } function offsetExists($index) { return array_key_exists($this->person, $index); } function offsetGet($index) { return $this->person[$index]; } function offsetSet($index, $value) { $this->person[$index] = $value; } function offsetUnset($index) { unset($this->person[$index]); } } $people = new Peoples; var_dump($people->person[0]['name']); $people->person[0]['name'] = $people->person[0]['name'] . 'Foo'; var_dump($people->person[0]['name']); $people->person[0]['name'] .= 'Bar'; var_dump($people->person[0]['name']); echo "---ArrayOverloading---\n"; $people = new Peoples; var_dump($people[0]); var_dump($people[0]['name']); var_dump($people->person[0]['name'] . 'Foo'); // impossible to assign this since we don't return references here $x = $people[0]; // creates a copy $x['name'] .= 'Foo'; $people[0] = $x; var_dump($people[0]); $people[0]['name'] = 'JoeFoo'; var_dump($people[0]['name']); $people[0]['name'] = 'JoeFooBar'; var_dump($people[0]['name']); ?> ===DONE=== --EXPECTF-- string(3) "Joe" string(6) "JoeFoo" string(9) "JoeFooBar" ---ArrayOverloading--- array(1) { ["name"]=> string(3) "Joe" } string(3) "Joe" string(6) "JoeFoo" array(1) { ["name"]=> string(6) "JoeFoo" } Notice: Indirect modification of overloaded element of Peoples has no effect in %sarray_access_005.php on line 46 string(6) "JoeFoo" Notice: Indirect modification of overloaded element of Peoples has no effect in %sarray_access_005.php on line 48 string(6) "JoeFoo" ===DONE===