--TEST-- Bug #20261 (str_rot13() changes too much) --FILE-- <?php $first = "boo"; $second = $first; $rot = ""; echo "1: ".$first."\n"; echo "2: ".$second."\n"; echo "3: ".$rot."\n"; $rot = str_rot13($second); echo "1: ".$first."\n"; echo "2: ".$second."\n"; echo "3: ".$rot."\n"; ?> --EXPECT-- 1: boo 2: boo 3: 1: boo 2: boo 3: obb