1 public Text CountDownTxt;
2 DateTime endTime = DateTime.Parse("2020-10-24");
3 public float timer = 1f; //刷新频率
4 float time = 0;
5 double totalSeconds = 0;
6 private void Update()
7 {
8 if (time<timer)
9 {
10 time += Time.unscaledDeltaTime;
11 }
12 else
13 {
14 time = 0;
15 Countdown();
16 }
17 }
18 void Countdown()
19 {
20 totalSeconds = (endTime - DateTime.Now).TotalSeconds;
21 CountDownTxt.text = (totalSeconds / 3600).ToString("D2") + ":" + (totalSeconds % 3600 / 60).ToString("D2") + ":" + (totalSeconds % 60).ToString("D2");
22 }
