modify_column($table, $field)

class CI_Migration current()

cache_on()

get_clickable_smileys($image_url[, $alias = ''[, $smileys = NULL]])

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

increment($id[, $offset = 1])

class CI_Calendar initialize([$config = array()])

data($item)

get_content_type()

model($model[, $name = ''[, $db_conn = FALSE]])