سلام من این کد ها رو البته به زبان سی شارپ دارم ببین شاید کارت راه بیوفته
1-
DateTime dt = new DateTime(2010, 3, 21,12,26,10);
lbl1.Text = dt.ToShortTimeString();
2-
DateTime dt = new DateTime(2010, 3, 21,12,26,10);
lbl1.Text = dt.ToShortDateString();
3-
DateTime dt = new DateTime(2010, 3, 21,12,26,10);
lbl1.Text = dt.ToString();
4- use of system date: DateTime.Now
DateTime dt2 = DateTime.Now;
lbl1.Text = dt2.ToString();
5-
DateTime dt2 = DateTime.Now;
lbl1.Text = dt2.ToLongTimeString();
6- 10 days,year,minutes ---->Before, after
DateTime dt2 = DateTime.Now;
DateTime dt3 = dt2.AddDays(10);
lbl1.Text = dt.ToString();
7-
DateTime dt = new DateTime(2010,4, 21,12,26,10);
DateTime dt3 = dt.AddDays(10);
lbl1.Text = dt3.ToString();
8-
DateTime dt = new DateTime(2010,4, 21,12,26,10,7);
lbl1.Text = dt.DayOfWeek.ToString();
9-
DateTime dt = new DateTime(2010,4, 21,12,26,10,7);
lbl1.Text = dt.DayOfYear.ToString();
10-
DateTime dt = new DateTime(2010,4, 21,12,26,10,7);
lbl1.Text = dt.Day.ToString();
11-
DateTime dt = new DateTime(2010,4, 21,12,26,10,7);
lbl1.Text = dt.Date.Month.ToString();
12-
DateTime dt = new DateTime(2010,4, 21,12,26,10,7);
lbl1.Text = DateTime.DaysInMonth(2010, 4).ToString();
13-
3/12/1988
2010/2/13
DateTime dt = new DateTime(2010,4, 21,12,26,10,7);
lbl1.Text = DateTime.Parse("3/12/2009").ToString()
14-
DateTime dt = new DateTime(2010,4, 21,12,26,10,7);
lbl1.Text = DateTime.Now.Date.Month.ToString();
15-
DateTime dt = new DateTime(2010,4, 21,12,26,10,7);
lbl1.Text = DateTime.UtcNow.ToString();
DateTime -----> persian Calnedar:
System.Globalization.PersianCalendar pc = new System.Globalization.PersianCalendar();
label1.Text = pc.ToDateTime(1366,4,6, 5, 4, 3, 2).ToString();
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16-
System.Globalization.PersianCalendar pc = new System.Globalization.PersianCalendar();
label1.Text = pc.GetYear(DateTime.Now).ToString();
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17-
DayOfWeek dow = pc.GetDayOfWeek(DateTime.Now);
label1.Text = dow.ToString();