; str:replace('a, simple, list', ', ', '-') str:replace('a, simple, list', 'a, ', 'the ') str:replace('a, simple, list', 'list', 'array') str:replace('a, simple, list', 'i', 'I') str:replace('a, simple, list', ', ', '') str:replace('fee, fi, fo, fum', $x, $y) str:replace('fee, fi, fo, fum', $x, 'j')