Unity - A计划（永久有效期） 扫二维码继续学习 二维码时效为半小时

    private static T instance;

    public static T Instance
    {
        get => instance;
    }

    protected virtual void Awake()
    {
        if (instance != null)
            Destroy(gameObject);
        else
            instance = (T)this;
    }

    private void LateUpdate()
    {
        print(GameManager.Instance);
        txt_Lv.text = "Level    "+  GameManager.Instance.playerStates.characterData.curLv.ToString("00");
        UpdateExp();
        UpdateHP();
    }