Using UnityEngine;
public class TimeDela:MonoBehavior{
float myScencons=0;
public long time=100;
void Updata(){
myScencons+=Time.deltaTime;
if(myScencons>=1){
time--;
myScencons=0;
}
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倒计时
原文：http://www.cnblogs.com/HelloUnity/p/3729442.html
