int(4)
07 08 05 11 01 01 01
07 08 06 01 01 01 01
07 08 06 01 06 06 03
07 08 06 06 06 06 03
07 00 00 00 10 06 13
09 00 00 00 04 04 04
09 00 00 02 12 04 04
float(0.00029897689819336)
Array
(
    [0] => Array
        (
            [0] => 2
            [1] => 12
        )

    [1] => Array
        (
            [0] => 5
            [1] => 11
        )

    [2] => Array
        (
            [0] => 11
            [1] => 5
        )

    [3] => Array
        (
            [0] => 12
            [1] => 2
        )

)