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|
--TEST--
"Reference Unpacking - Class ArrayAccess With Reference" list()
--FILE--
<?php
class StorageRef implements ArrayAccess {
private $s = [];
function __construct(array $a) { $this->s = $a; }
function offsetSet ($k, $v): void { $this->s[$k] = $v; }
function &offsetGet ($k): mixed { return $this->s[$k]; }
function offsetExists ($k): bool { return isset($this->s[$k]); }
function offsetUnset ($k): void { unset($this->s[$k]); }
}
$a = new StorageRef([1, 2]);
list(&$one, $two) = $a;
var_dump($a);
$a = new StorageRef([1, 2]);
list(,,list($var)) = $a;
var_dump($a);
$a = new StorageRef([1, 2]);
list(,,list(&$var)) = $a;
var_dump($a);
$a = new StorageRef(['one' => 1, 'two' => 2]);
['one' => &$one, 'two' => $two] = $a;
var_dump($a);
?>
--EXPECT--
object(StorageRef)#1 (1) {
["s":"StorageRef":private]=>
array(2) {
[0]=>
&int(1)
[1]=>
int(2)
}
}
object(StorageRef)#2 (1) {
["s":"StorageRef":private]=>
array(3) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
NULL
}
}
object(StorageRef)#1 (1) {
["s":"StorageRef":private]=>
array(3) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
array(1) {
[0]=>
&NULL
}
}
}
object(StorageRef)#2 (1) {
["s":"StorageRef":private]=>
array(2) {
["one"]=>
&int(1)
["two"]=>
int(2)
}
}
|
