hhvm/hphp/test/slow/array_for_each/447.php.expect

key=0 val=1
key=1 val=2
key=2 val=3
key=3 val=4
array(3) {
  [0]=>
  int(2)
  [1]=>
  int(0)
  [3]=>
  &int(5)
}