SendMessageUpwards & SendMessage

using UnityEngine;using System.Collections;//  王民光是他的祖父public class WangShaoWen : MonoBehaviour{    void Start()    {    }    void Update()    {    }    public void Report(string content)    {        Debug.Log(content + " at WangShaoWen !");    }}

using UnityEngine;using System.Collections;//  王民光是他的父親public class WangMinGuang : MonoBehaviour{    void Start()    {    }    void Update()    {    }    public void Report(string content)    {        Debug.Log(content + " at WangMinGuang !");    }}

using UnityEngine;using System.Collections;//  王亮亮是我最好的朋友public class WangLiangLiang : MonoBehaviour{    void Start()    {        //  將調用所有上級代碼中的Report方法,         //  以及同該代碼依附在同一GameObject上的Repost方法        SendMessageUpwards("Report", "AAAAAAAAAAAAAAAAA");        //  將調用同該代碼依附在同一GameObject上的Repost方法        SendMessage("Report", "AAAAAAAAAAAAAAAAA");    }    void Update()    {    }    public void Report(string content)    {        Debug.Log(content + " at WangLiangLiang !");    }}