changedir($path[, $suppress_debug = FALSE])

trans_strict([$mode = TRUE])

next_row([$type = 'object'])

unmark_flash($key)

class CI_Encryption initialize($params)

make_columns([$array = array()[, $col_limit = 0]])

initialize([$props = array()])

now([$timezone = NULL])

timeout($seconds = 5)

get_compiled_select([$table = ''[, $reset = TRUE]])