result_object()

form_password([$data = ''[, $value = ''[, $extra = '']]])

select_max([$select = ''[, $alias = '']])

ascii_to_entities($str)

form_input([$data = ''[, $value = ''[, $extra = '']]])

is_write_type($sql)

update_string($table, $data, $where)

set_mode($mode)

clean()

site_url([$uri = ''[, $protocol = NULL]])