Array
(
    [0] => _GET
    [1] => _POST
    [2] => _COOKIE
    [3] => _FILES
    [4] => system_path
    [5] => application_folder
    [6] => _SERVER
    [7] => BM
    [8] => EXT
    [9] => CFG
    [10] => UNI
    [11] => URI
    [12] => RTR
    [13] => OUT
    [14] => SEC
    [15] => IN
    [16] => LANG
    [17] => class
    [18] => method
    [19] => _REQUEST
    [20] => _SESSION
    [21] => CI
    [22] => arr
)