1--TEST--
2TokenList: foreach by ref
3--EXTENSIONS--
4dom
5--FILE--
6<?php
7
8$dom = DOM\XMLDocument::createFromString('<root class="A B C"/>');
9
10try {
11    foreach ($dom->documentElement->classList as &$class) {
12    }
13} catch (Error $e) {
14    echo $e->getMessage(), "\n";
15}
16
17?>
18--EXPECT--
19An iterator cannot be used with foreach by reference
20