display_response()

class CI_DB_query_builder reset_query()

server($index[, $xss_clean = NULL])

mark_as_temp($key[, $ttl = 300])

array_replace(array $array1[, ...])

get_vars()

get_var($key)

strip_image_tags($str)

userdata([$key = NULL])

custom_row_object($n, $type)