17 lines
250 B
Plaintext
17 lines
250 B
Plaintext
|
--TEST--
|
||
|
|
Iterator::key() with by-ref return
|
||
|
|
--FILE--
|
||
|
|
<?php
|
||
|
|
class Test extends ArrayIterator {
|
||
|
|
#[ReturnTypeWillChange]
|
||
|
|
function &key() {
|
||
|
|
return $foo;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
foreach (new Test([0]) as $k => $v) {
|
||
|
|
var_dump($k);
|
||
|
|
}
|
||
|
|
?>
|
||
|
|
--EXPECT--
|
||
|
|
NULL
|