1--TEST-- 2Bug #75717: RecursiveArrayIterator does not traverse arrays by reference 3--FILE-- 4<?php 5 6function flatten(array $nestedArraysAndStrings){ 7 $flat=[]; 8 $iter = new RecursiveIteratorIterator( 9 new RecursiveArrayIterator($nestedArraysAndStrings)); 10 foreach($iter as $leaf){ $flat[] = $leaf; } 11 return join('', $flat); 12} 13 14$noRefs = [[[['some']]],[' nested '],"items"]; 15 16$withRefs = []+$noRefs; 17$wat = $noRefs[0]; 18$withRefs[0] = &$wat; 19 20echo flatten($noRefs), "\n"; 21echo flatten($withRefs), "\n"; 22 23?> 24--EXPECT-- 25some nested items 26some nested items 27
