Test/EVSE/GPL/php-5.6.40/ext/spl/tests/array_019.phpt

--TEST--
SPL: ArrayIterator and foreach by reference
--FILE--
<?php

$ar = new ArrayObject(array(1));            foreach($ar as &$v) var_dump($v);
$ar = new ArrayIterator(array(2));          foreach($ar as &$v) var_dump($v);
$ar = new RecursiveArrayIterator(array(3)); foreach($ar as &$v) var_dump($v);

class ArrayIteratorEx extends ArrayIterator
{
	function current()
	{
		return ArrayIterator::current();
	}
}

$ar = new ArrayIteratorEx(array(4)); foreach($ar as $v) var_dump($v);
$ar = new ArrayIteratorEx(array(5)); foreach($ar as &$v) var_dump($v);

?>
===DONE===
<?php exit(0); ?>
--EXPECTF--
int(1)
int(2)
int(3)
int(4)

Fatal error: An iterator cannot be used with foreach by reference in %sarray_019.php on line %d