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|
--TEST--
ZE2 ArrayAccess and ArrayProxyAccess, ArrayProxy
--FILE--
<?php
// NOTE: This will become part of SPL
interface ArrayProxyAccess extends ArrayAccess
{
function proxyGet($element);
function proxySet($element, $index, $value);
function proxyUnset($element, $index);
}
class ArrayProxy implements ArrayAccess
{
private $object;
private $element;
function __construct(ArrayProxyAccess $object, $element)
{
echo __METHOD__ . "($element)\n";
if (!$object->offsetExists($element))
{
$object[$element] = array();
}
$this->object = $object;
$this->element = $element;
}
function offsetExists($index) {
echo __METHOD__ . "($this->element, $index)\n";
return array_key_exists($index, $this->object->proxyGet($this->element));
}
function offsetGet($index) {
echo __METHOD__ . "($this->element, $index)\n";
$tmp = $this->object->proxyGet($this->element);
return isset($tmp[$index]) ? $tmp[$index] : NULL;
}
function offsetSet($index, $value) {
echo __METHOD__ . "($this->element, $index, $value)\n";
$this->object->proxySet($this->element, $index, $value);
}
function offsetUnset($index) {
echo __METHOD__ . "($this->element, $index)\n";
$this->object->proxyUnset($this->element, $index);
}
}
class Peoples implements ArrayProxyAccess
{
public $person;
function __construct()
{
$this->person = array(array('name'=>'Foo'));
}
function offsetExists($index)
{
return array_key_exists($index, $this->person);
}
function offsetGet($index)
{
return new ArrayProxy($this, $index);
}
function offsetSet($index, $value)
{
$this->person[$index] = $value;
}
function offsetUnset($index)
{
unset($this->person[$index]);
}
function proxyGet($element)
{
return $this->person[$element];
}
function proxySet($element, $index, $value)
{
$this->person[$element][$index] = $value;
}
function proxyUnset($element, $index)
{
unset($this->person[$element][$index]);
}
}
$people = new Peoples;
var_dump($people->person[0]['name']);
$people->person[0]['name'] = $people->person[0]['name'] . 'Bar';
var_dump($people->person[0]['name']);
$people->person[0]['name'] .= 'Baz';
var_dump($people->person[0]['name']);
echo "===ArrayOverloading===\n";
$people = new Peoples;
var_dump($people[0]);
var_dump($people[0]['name']);
$people[0]['name'] = 'FooBar';
var_dump($people[0]['name']);
$people[0]['name'] = $people->person[0]['name'] . 'Bar';
var_dump($people[0]['name']);
$people[0]['name'] .= 'Baz';
var_dump($people[0]['name']);
unset($people[0]['name']);
var_dump($people[0]);
var_dump($people[0]['name']);
$people[0]['name'] = 'BlaBla';
var_dump($people[0]['name']);
?>
--EXPECTF--
string(3) "Foo"
string(6) "FooBar"
string(9) "FooBarBaz"
===ArrayOverloading===
ArrayProxy::__construct(0)
object(ArrayProxy)#%d (2) {
["object":"ArrayProxy":private]=>
object(Peoples)#%d (1) {
["person"]=>
array(1) {
[0]=>
array(1) {
["name"]=>
string(3) "Foo"
}
}
}
["element":"ArrayProxy":private]=>
int(0)
}
ArrayProxy::__construct(0)
ArrayProxy::offsetGet(0, name)
string(3) "Foo"
ArrayProxy::__construct(0)
ArrayProxy::offsetSet(0, name, FooBar)
ArrayProxy::__construct(0)
ArrayProxy::offsetGet(0, name)
string(6) "FooBar"
ArrayProxy::__construct(0)
ArrayProxy::offsetSet(0, name, FooBarBar)
ArrayProxy::__construct(0)
ArrayProxy::offsetGet(0, name)
string(9) "FooBarBar"
ArrayProxy::__construct(0)
ArrayProxy::offsetGet(0, name)
ArrayProxy::offsetSet(0, name, FooBarBarBaz)
ArrayProxy::__construct(0)
ArrayProxy::offsetGet(0, name)
string(12) "FooBarBarBaz"
ArrayProxy::__construct(0)
ArrayProxy::offsetUnset(0, name)
ArrayProxy::__construct(0)
object(ArrayProxy)#%d (2) {
["object":"ArrayProxy":private]=>
object(Peoples)#%d (1) {
["person"]=>
array(1) {
[0]=>
array(0) {
}
}
}
["element":"ArrayProxy":private]=>
int(0)
}
ArrayProxy::__construct(0)
ArrayProxy::offsetGet(0, name)
NULL
ArrayProxy::__construct(0)
ArrayProxy::offsetSet(0, name, BlaBla)
ArrayProxy::__construct(0)
ArrayProxy::offsetGet(0, name)
string(6) "BlaBla"
|
