--TEST-- Crash on $x['x']['y'] += 1 when $x is string --FILE-- <?php $x = "a"; $x['x']['y'] += 1; echo "Done\n"; ?> --EXPECTF-- Warning: Illegal string offset 'x' in %soffset_assign.php on line %d Fatal error: Cannot use string offset as an array in %soffset_assign.php on line %d