1--TEST--
2array_walk() function precerve foreach by reference iterator pointer
3--FILE--
4<?php
5$a = [1,2,3,4,5];
6foreach($a as &$v) {
7 echo "$v\n";
8 if ($v == 3) {
9 array_walk($a, function (&$x) {$x+=10;});
10 }
11}
12?>
13--EXPECT--
141
152
163
1714
1815
19
