How to sort/arrange associative array by key,I have an array like this
Array
(
    [0] => Array
        (
            [SF] => stdClass Object
                (
                   ['name']=>Miller
                   ['age']=>25
                   ['gender']=>M
                )
            [PF] => stdClass Object
                (
                   ['name']=>Dirk
                   ['age']=>30
                   ['gender']=>M
                )
            [SG] => stdClass Object
                (
                   ['name']=>Marcin
                   ['age']=>24
                   ['gender']=>M
                )
            [PG] => stdClass Object
                (
                   ['name']=>Julit
                   ['age']=>23
                   ['gender']=>F
                )
            [F] => stdClass Object
                (
                   ['name']=>Alex
                   ['age']=>21
                   ['gender']=>M
                )
            [G] => stdClass Object
                (
                  ['name']=>Andrew
                   ['age']=>22
                   ['gender']=>M
                )
            [C] => stdClass Object
                (
                   ['name']=>kevin
                   ['age']=>26
                   ['gender']=>M
                )
            [UTIL] => stdClass Object
                (
                   ['name']=>John
                   ['age']=>24
                   ['gender']=>M
                )
        )
     )
I want to sort/arrange the above array like this PG,SG,SF,PF,C,G,F,UTIL This is how my array should looks like after sort:
Array
(
    [0] => Array
        (
            [PG] => stdClass Object
                (
                   ['name']=>Julit
                   ['age']=>23
                   ['gender']=>F
                )
            [SG] => stdClass Object
                (
                   ['name']=>Marcin
                   ['age']=>24
                   ['gender']=>M
                )
            [SF] => stdClass Object
                (
                   ['name']=>Miller
                   ['age']=>25
                   ['gender']=>M
                )
            [PF] => stdClass Object
                (
                   ['name']=>Dirk
                   ['age']=>30
                   ['gender']=>M
                )
            [C] => stdClass Object
                (
                   ['name']=>kevin
                   ['age']=>26
                   ['gender']=>M
                )
           [G] => stdClass Object
                (
                  ['name']=>Andrew
                   ['age']=>22
                   ['gender']=>M
                )
            [F] => stdClass Object
                (
                   ['name']=>Alex
                   ['age']=>21
                   ['gender']=>M
                )
            [UTIL] => stdClass Object
                (
                   ['name']=>John
                   ['age']=>24
                   ['gender']=>M
                )
        )
     )
Any idea how can I achieve the same?
 
    