import QtQml

Item {
    Component.onCompleted: {
        x.y?.z = 3;
	x.y?.z += 3;
	x.y?.z -= 3;
	x.y?.z *= 3;
        x.y?.z %= 3;
        x.y?.z /= 3;
	x.y?.z |= 3;
	x.y?.z ^= 3;
	x.y?.z &= 3;
	x.y?.z <<= 3;
	x.y?.z >>= 3;
	x.y?.z >>>= 3;

        (x.y?.z) = 3;
        (x.y?.z) += 3;
        (x.y?.z) -= 3;
        (x.y?.z) *= 3;
        (x.y?.z) %= 3;
        (x.y?.z) /= 3;
        (x.y?.z) |= 3;
        (x.y?.z) ^= 3;
        (x.y?.z) &= 3;
        (x.y?.z) <<= 3;
        (x.y?.z) >>= 3;
        (x.y?.z) >>>= 3;

        x.y?.().z = 3;
        x.y?.().z += 3;
        x.y?.().z -= 3;
        x.y?.().z *= 3;
        x.y?.().z %= 3;
        x.y?.().z /= 3;
        x.y?.().z |= 3;
        x.y?.().z ^= 3;
        x.y?.().z &= 3;
        x.y?.().z <<= 3;
        x.y?.().z >>= 3;
        x.y?.().z >>>= 3;

        x.y?.["z"] = 3;
        x.y?.["z"] += 3;
        x.y?.["z"] -= 3;
        x.y?.["z"] *= 3;
        x.y?.["z"] %= 3;
        x.y?.["z"] /= 3;
        x.y?.["z"] |= 3;
        x.y?.["z"] ^= 3;
        x.y?.["z"] &= 3;
        x.y?.["z"] <<= 3;
        x.y?.["z"] >>= 3;
        x.y?.["z"] >>>= 3;
    }
}