상속: virtual , override

//부모 Scripts

public class E_Grabbable : MonoBehaviour
{
    E_Grabber hand;
    Rigidbody rb;

    // Start is called before the first frame update
    public virtual void Start()
    {
        rb = GetComponent<Rigidbody>(); 
    }
    
        public virtual void Update()
    {
        if (hand != null)
        {
            transform.position = hand.transform.position;
            transform.rotation = hand.transform.rotation;
        }
    }

    public virtual void DoAction()
    {

    }
}

//자식 Scripts

public class E_Cube : E_Grabbable
{
    // Start is called before the first frame update
    public override void Start()
    {
        base.Start();
    }

    // Update is called once per frame
    public override void Update()
    {
        base.Update();
    }

    public override void DoAction()
    {
        base.DoAction();
        GetComponentInChildren<Renderer>().material.color = Random.ColorHSV();
    }
}