Proslo pole validaci - obsahuje vsechny povinne polozky?
bool(false)

Seznam chyb - tedy seznam prebyvajicich a chybejicich polozek:
Array
(
    [0] => Array
        (
            [type] => missing_item
            [key] => lamp_settings
            [path] =>
            [value] =>
        )

    [1] => Array
        (
            [type] => missing_item
            [key] => lamp_calibration
            [path] =>
            [value] =>
        )

    [2] => Array
        (
            [type] => extra_item
            [key] => lamp_hours_offset
            [path] => /
            [value] => 0
        )

    [3] => Array
        (
            [type] => extra_item
            [key] => top
            [path] => /projector_resolution/
            [value] => 50
        )

    [4] => Array
        (
            [type] => extra_item
            [key] => wifi_settings
            [path] => /
            [value] => Array
                (
                    [SSID] => lumitrix
                    [password] => lol
                )

        )

    [5] => Array
        (
            [type] => missing_item
            [key] => item2
            [path] => /nested_array/
            [value] =>
        )

    [6] => Array
        (
            [type] => missing_item
            [key] => item3
            [path] => /nested_array/very_nested_array/
            [value] =>
        )

    [7] => Array
        (
            [type] => extra_item
            [key] => item4
            [path] => /nested_array/very_nested_array/
            [value] => 400
        )

    [8] => Array
        (
            [type] => no_array_item
            [key] => weird_array
            [path] => /
            [value] => 5
        )

    [9] => Array
        (
            [type] => missing_item
            [key] => test
            [path] => /weird_array/
            [value] =>
        )

)

Procistene pole - obsahuje pouze povinne polozky:
Array
(
    [lamp_hours] => 1500
    [next_projection_id] =>
    [projector_resolution] => Array
        (
            [width] => 1920
            [height] => 1080
        )

    [projector_top_left] => Array
        (
            [top] => 0
            [left] => 1024
        )

    [nested_array] => Array
        (
            [item1] => 100
            [very_nested_array] => Array
                (
                    [item1] => 100
                    [item2] => 200
                )

        )

)