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--TEST-- Bug #42654 (RecursiveIteratorIterator modifies only part of leaves) --FILE-- <?php $data = array(1 => 'val1', array(2 => 'val2', array(3 => 'val3'), ), 4 => 'val4' ); $iterator = new RecursiveIteratorIterator(new RecursiveArrayIterator($data)); foreach($iterator as $foo) { $key = $iterator->key(); echo "update $key\n"; var_dump($iterator->getInnerIterator()); $iterator->offsetSet($key, 'alter'); var_dump($iterator->getInnerIterator()); } $copy = $iterator->getArrayCopy(); var_dump($copy); ?> --EXPECTF-- update 1 object(RecursiveArrayIterator)#%d (1) { ["storage":"ArrayIterator":private]=> array(3) { [1]=> string(4) "val1" [2]=> array(2) { [2]=> string(4) "val2" [3]=> array(1) { [3]=> string(4) "val3" } } [4]=> string(4) "val4" } } object(RecursiveArrayIterator)#%d (1) { ["storage":"ArrayIterator":private]=> array(3) { [1]=> string(5) "alter" [2]=> array(2) { [2]=> string(4) "val2" [3]=> array(1) { [3]=> string(4) "val3" } } [4]=> string(4) "val4" } } update 2 object(RecursiveArrayIterator)#%d (1) { ["storage":"ArrayIterator":private]=> array(2) { [2]=> string(4) "val2" [3]=> array(1) { [3]=> string(4) "val3" } } } object(RecursiveArrayIterator)#%d (1) { ["storage":"ArrayIterator":private]=> array(2) { [2]=> string(5) "alter" [3]=> array(1) { [3]=> string(4) "val3" } } } update 3 object(RecursiveArrayIterator)#%d (1) { ["storage":"ArrayIterator":private]=> array(1) { [3]=> string(4) "val3" } } object(RecursiveArrayIterator)#%d (1) { ["storage":"ArrayIterator":private]=> array(1) { [3]=> string(5) "alter" } } update 4 object(RecursiveArrayIterator)#%d (1) { ["storage":"ArrayIterator":private]=> array(3) { [1]=> string(5) "alter" [2]=> array(2) { [2]=> string(4) "val2" [3]=> array(1) { [3]=> string(4) "val3" } } [4]=> string(4) "val4" } } object(RecursiveArrayIterator)#%d (1) { ["storage":"ArrayIterator":private]=> array(3) { [1]=> string(5) "alter" [2]=> array(2) { [2]=> string(4) "val2" [3]=> array(1) { [3]=> string(4) "val3" } } [4]=> string(5) "alter" } } array(3) { [1]=> string(5) "alter" [2]=> array(2) { [2]=> string(4) "val2" [3]=> array(1) { [3]=> string(4) "val3" } } [4]=> string(5) "alter" }