Unity2D入门2 public和private

    private Rigidbody2D rb;
    private Animator Anim;
    
    void Start()
    {
        rb = GetComponent<Rigidbody2D>();
        Anim = GetComponent<Animator>();
    }

私有在unity界面不显示，通过start连接组件。

[SerializeField]private Rigidbody2D rb;

可在unity中显示私有，便于debug