private void GetTime()
 {
     Debug.Log(DateTime.Now.ToString());//2023/8/25 9:55:57
     Debug.Log(DateTime.Now.ToLongDateString().ToString());//转换为其等效的长日期字符串   2023年8月25日
     Debug.Log(DateTime.Now.ToShortDateString().ToString());//转换为其等效的短日期字符串  2023/8/25
     Debug.Log(DateTime.Now.ToString("yyyy-MM-dd"));//2023-08-25
     Debug.Log(DateTime.Now.Date.ToString());//2023/8/25 0:00:00
     Debug.Log(DateTime.Now.ToLongTimeString().ToString());//9:55:57
     Debug.Log(DateTime.Now.ToShortTimeString().ToString());//9:55
     Debug.Log(DateTime.Now.ToString("hh:mm:ss"));//09:55:57
     Debug.Log(DateTime.Now.TimeOfDay.ToString());//当天的时间    09:55:57.0440208
     Debug.Log(DateTime.Now.ToFileTime().ToString());//转换为 Windows 文件时间  133374021570445411
     Debug.Log(DateTime.Now.Year.ToString());//获取年份  2023
     Debug.Log(DateTime.Now.Month.ToString());//获取月份 8
     Debug.Log(DateTime.Now.DayOfWeek.ToString());//获取星期几 Friday
     Debug.Log(DateTime.Now.DayOfYear.ToString());//该年中的第几天    237
     Debug.Log(DateTime.Now.Day);//该月中的第几天 25
     Debug.Log(DateTime.Now.Hour.ToString());//获取小时  9
     Debug.Log(DateTime.Now.Minute.ToString());//获取分钟    55
     Debug.Log(DateTime.Now.Second.ToString());//获取秒数    57
     Debug.Log(DateTime.IsLeapYear(2008));//指定的年份是否为闰年 True
     Debug.Log(DateTime.DaysInMonth(2023, 8));//指定年和月中的天数    31
 }