1 using System;
2 using System.Collections.Generic;
3 using System.Globalization;
4 using System.Linq;
5 using System.Text;
6 using System.Threading.Tasks;
7
8 namespace Demo
9 {
10 class Program
11 {
12 static void Main(string[] args)
13 {
14 string FriStr = GetDateOfDayInWeek(DateTime.Now, DayOfWeek.Friday);
15 Console.WriteLine(FriStr);
16 Console.ReadKey();
17 }
18
19 static string GetDateOfDayInWeek(DateTime dt, DayOfWeek dw)
20 {
21 DateTime date = dt.AddDays(dw - dt.DayOfWeek);
22 //具体显示格式参见:https://msdn.microsoft.com/zh-cn/library/8tfzyc64.aspx
23 return date.ToString("dd MMMM yyyy", DateTimeFormatInfo.InvariantInfo);
24 }
25 }
26 }
更多日期显示格式参照：http://www.cnblogs.com/ATree/archive/2010/06/06/CSharp-DateTime-Tostring-LongDatePattern.html