ios各个屏幕

func currentDeviceScreenMeasurement() -> CGFloat {

    var deviceScree: CGFloat = 3.5

    

    if ((568 == SCREEN_HEIGHT && 320 == SCREEN_WIDTH) || (1136 == SCREEN_HEIGHT && 640 == SCREEN_WIDTH)) {

        deviceScree = 4.0;

    } else if ((667 == SCREEN_HEIGHT && 375 == SCREEN_WIDTH) || (1334 == SCREEN_HEIGHT && 750 == SCREEN_WIDTH)) {

        deviceScree = 4.7;

    } else if ((736 == SCREEN_HEIGHT && 414 == SCREEN_WIDTH) || (2208 == SCREEN_HEIGHT && 1242 == SCREEN_WIDTH)) {

        deviceScree = 5.5;

    }

    

    return deviceScree

}