C# DateTime显示时间格式的使用

2022-06-14 22:35:39
代码DateTime.ToString() Patterns

All the patterns:

0 MM/dd/yyyy 08/22/2006

1 dddd, dd MMMM yyyy Tuesday, 22 August 2006

2 dddd, dd MMMM yyyy HH:mm Tuesday, 22 August 2006 06:30

3 dddd, dd MMMM yyyy hh:mm tt Tuesday, 22 August 2006 06:30 AM

4 dddd, dd MMMM yyyy H:mm Tuesday, 22 August 2006 6:30

5 dddd, dd MMMM yyyy h:mm tt Tuesday, 22 August 2006 6:30 AM

6 dddd, dd MMMM yyyy HH:mm:ss Tuesday, 22 August 2006 06:30:07

7 MM/dd/yyyy HH:mm 08/22/2006 06:30

8 MM/dd/yyyy hh:mm tt 08/22/2006 06:30 AM

9 MM/dd/yyyy H:mm 08/22/2006 6:30

10 MM/dd/yyyy h:mm tt 08/22/2006 6:30 AM

10 MM/dd/yyyy h:mm tt 08/22/2006 6:30 AM

10 MM/dd/yyyy h:mm tt 08/22/2006 6:30 AM

11 MM/dd/yyyy HH:mm:ss 08/22/2006 06:30:07

12 MMMM dd August 22

13 MMMM dd August 22

14 yyyy'-'MM'-'dd'T'HH':'mm':'ss.fffffffK 2006-08-22T06:30:07.7199222-04:00

15 yyyy'-'MM'-'dd'T'HH':'mm':'ss.fffffffK 2006-08-22T06:30:07.7199222-04:00

16 ddd, dd MMM yyyy HH':'mm':'ss 'GMT' Tue, 22 Aug 2006 06:30:07 GMT

17 ddd, dd MMM yyyy HH':'mm':'ss 'GMT' Tue, 22 Aug 2006 06:30:07 GMT

18 yyyy'-'MM'-'dd'T'HH':'mm':'ss 2006-08-22T06:30:07

19 HH:mm 06:30

20 hh:mm tt 06:30 AM

21 H:mm 6:30

22 h:mm tt 6:30 AM

23 HH:mm:ss 06:30:07

24 yyyy'-'MM'-'dd HH':'mm':'ss'Z' 2006-08-22 06:30:07Z

25 dddd, dd MMMM yyyy HH:mm:ss Tuesday, 22 August 2006 06:30:07

26 yyyy MMMM 2006 August

27 yyyy MMMM 2006 August  

-------------------------------------------------

DateTime dt = DateTime.Now;

//    Label1.Text = dt.ToString();//2005-11-5 13:21:25

//    Label2.Text = dt.ToFileTime().ToString();//127756416859912816

//    Label3.Text = dt.ToFileTimeUtc().ToString();//127756704859912816

//    Label4.Text = dt.ToLocalTime().ToString();//2005-11-5 21:21:25

//    Label5.Text = dt.ToLongDateString().ToString();//2005年ｨｺ11月?5日?

//    Label6.Text = dt.ToLongTimeString().ToString();//13:21:25

//    Label7.Text = dt.ToOADate().ToString();//38661.5565508218

//    Label8.Text = dt.ToShortDateString().ToString();//2005-11-5

//    Label9.Text = dt.ToShortTimeString().ToString();//13:21

//    Label10.Text = dt.ToUniversalTime().ToString();//2005-11-5 5:21:25

//     2005-11-5 13:30:28.4412864

//    Label1.Text = dt.Year.ToString();//2005

//    Label2.Text = dt.Date.ToString();//2005-11-5 0:00:00

//    Label3.Text = dt.DayOfWeek.ToString();//Saturday

//    Label4.Text = dt.DayOfYear.ToString();//309

//    Label5.Text = dt.Hour.ToString();//13

//    Label6.Text = dt.Millisecond.ToString();//441

//    Label7.Text = dt.Minute.ToString();//30

//    Label8.Text = dt.Month.ToString();//11

//    Label9.Text = dt.Second.ToString();//28

//    Label10.Text = dt.Ticks.ToString();//632667942284412864

//    Label11.Text = dt.TimeOfDay.ToString();//13:30:28.4412864

//    Label1.Text = dt.ToString();//2005-11-5 13:47:04

//    Label2.Text = dt.AddYears(1).ToString();//2006-11-5 13:47:04

//    Label3.Text = dt.AddDays(1.1).ToString();//2005-11-6 16:11:04

//    Label4.Text = dt.AddHours(1.1).ToString();//2005-11-5 14:53:04

//    Label5.Text = dt.AddMilliseconds(1.1).ToString();//2005-11-5 13:47:04

//    Label6.Text = dt.AddMonths(1).ToString();//2005-12-5 13:47:04

//    Label7.Text = dt.AddSeconds(1.1).ToString();//2005-11-5 13:47:05

//    Label8.Text = dt.AddMinutes(1.1).ToString();//2005-11-5 13:48:10

//    Label9.Text = dt.AddTicks(1000).ToString();//2005-11-5 13:47:04

//    Label10.Text = dt.CompareTo(dt).ToString();//0

////    Label11.Text = dt.Add(?).ToString();//问ｨｺ号?为a一?个?时骸间?段?

//    Label1.Text = dt.Equals("2005-11-6 16:11:04").ToString();//False

//    Label2.Text = dt.Equals(dt).ToString();//True

//    Label3.Text = dt.GetHashCode().ToString();//1474088234

//    Label4.Text = dt.GetType().ToString();//System.DateTime

//    Label5.Text = dt.GetTypeCode().ToString();//DateTime

//    Label1.Text = dt.GetDateTimeFormats('s')[0].ToString();//2005-11-05T14:06:25

//    Label2.Text = dt.GetDateTimeFormats('t')[0].ToString();//14:06

//    Label3.Text = dt.GetDateTimeFormats('y')[0].ToString();//2005年ｨｺ11月?

//    Label4.Text = dt.GetDateTimeFormats('D')[0].ToString();//2005年ｨｺ11月?5日?

//    Label5.Text = dt.GetDateTimeFormats('D')[1].ToString();//2005 11 05

//    Label6.Text = dt.GetDateTimeFormats('D')[2].ToString();//星?期ｨｲ六ⅷ?2005 11 05

//    Label7.Text = dt.GetDateTimeFormats('D')[3].ToString();//星?期ｨｲ六ⅷ?2005年ê11月?5日?

//    Label8.Text = dt.GetDateTimeFormats('M')[0].ToString();//11月?5日ｨ?

//    Label9.Text = dt.GetDateTimeFormats('f')[0].ToString();//2005年ｨｺ11月?5日? 14:06

//    Label10.Text = dt.GetDateTimeFormats('g')[0].ToString();//2005-11-5 14:06

//    Label11.Text = dt.GetDateTimeFormats('r')[0].ToString();//Sat, 05 Nov 2005 14:06:25 GMT

    Label1.Text =   string.Format("{0:d}",dt);//2005-11-5

    Label2.Text =   string.Format("{0:D}",dt);//2005年ｨｺ11月?5日?

    Label3.Text =   string.Format("{0:f}",dt);//2005年ｨｺ11月?5日? 14:23

    Label4.Text =   string.Format("{0:F}",dt);//2005年ｨｺ11月?5日? 14:23:23

    Label5.Text =   string.Format("{0:g}",dt);//2005-11-5 14:23

    Label6.Text =   string.Format("{0:G}",dt);//2005-11-5 14:23:23

    Label7.Text =   string.Format("{0:M}",dt);//11月?5日ｨ?

    Label8.Text =   string.Format("{0:R}",dt);//Sat, 05 Nov 2005 14:23:23 GMT

    Label9.Text =   string.Format("{0:s}",dt);//2005-11-05T14:23:23

    Label10.Text = string.Format("{0:t}",dt);//14:23

    Label11.Text = string.Format("{0:T}",dt);//14:23:23

    Label12.Text = string.Format("{0:u}",dt);//2005-11-05 14:23:23Z

    Label13.Text = string.Format("{0:U}",dt);//2005年ｨｺ11月?5日? 6:23:23

    Label14.Text = string.Format("{0:Y}",dt);//2005年ｨｺ11月?

    Label15.Text = string.Format("{0}",dt);//2005-11-5 14:23:23

    Label16.Text = string.Format("{0:yyyyMMddHHmmssffff}",dt);
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