C#简单输出日历的方法


本文实例讲述了C#简单输出日历的方法。分享给大家供大家参考。具体如下:

用C#输出日历,此功能可用于Ajax方式列出计划日程相关的内容,由于是C#控制输出,可以方便加上自己需要的业务处理逻辑。

1.控制台输出:

using System;
namespace 控制台日历
{
 class Program
 {
  public static void Main(string[] args)
  {
   string s = " ";
   Console.WriteLine("输入年份:");
   int nYear = int.Parse(Console.ReadLine());
   Console.WriteLine("输入月份:");
   int nMonth = int.Parse(Console.ReadLine());
   DateTime day1 = new DateTime(nYear,nMonth,1);
   Console.WriteLine("{0}/{1}",day1.Year,day1.Month);
   Console.WriteLine("日 一 二 三 四 五 六");
   int week1 =(int )day1.DayOfWeek;//获取当年当月1号的星期
   //Console.WriteLine("当月一号的星期{0}",week1);
   int lastday = day1.AddMonths(1).AddDays(-1).Day; //获取当月的最后一天
   for (int i = 0; i < week1; i++)
    Console.Write(s);//不能换行输出
   for (int i = 1; i <= lastday; i++)
   {
    Console.Write("{0:00} ", i);//按01 02 输出
    if ((i + week1) % 7 == 0)
     Console.WriteLine();
   } 
   Console.WriteLine();
   Console.Write("Press any key to continue . . . ");
   Console.ReadKey(true);
  }
 }
}

效果图:

 

2.Html表格输出:

#region 生成表格日历
/// <summary>
/// 生成表格日历 index:月份偏量,用来查看上一月下一月
/// </summary>
/// <param name="index"></param>
/// <returns></returns>
public static string GetCalendarHtml(int index = 0)
{
 DateTime day1 = new DateTime(DateTime.Now.AddMonths(index).Year, DateTime.Now.AddMonths(index).Month, 1);
 int week1 = (int)day1.DayOfWeek;//获取当年当月1号的星期 
 int lastday = day1.AddMonths(1).AddDays(-1).Day; //获取当月的最后一天
 System.Text.StringBuilder builder = new System.Text.StringBuilder();
 builder.Append(string.Format("<table class='calendar_table'><caption><span style='cursor:pointer' class='prevMonth' onclick='javascript:changeMonth(-1)'>上一月</span><span class='currMonth'> {0}年{1}月</span><span style='cursor:pointer' class='nextMonth' onclick='javascript:changeMonth(1)'>下一月</span></caption>", DateTime.Now.AddMonths(index).Year, DateTime.Now.AddMonths(index).Month));
 builder.Append("<tr class='calendar_head'>");
 builder.Append("<td class='calendar_cell'>日</td>");
 builder.Append("<td class='calendar_cell'>一</td>");
 builder.Append("<td class='calendar_cell'>二</td>");
 builder.Append("<td class='calendar_cell'>三</td>");
 builder.Append("<td class='calendar_cell'>四</td>");
 builder.Append("<td class='calendar_cell'>五</td>");
 builder.Append("<td class='calendar_cell'>六</td>");
 builder.Append("</tr>");
 string emptyString = "<td class='calendar_cell'> </td>";
 if (week1 > 0)
 {
 builder.Append("<tr class='calendar_body'>");
 for (int i = 0; i < week1; i++)
 {
  builder.Append(emptyString);
 }
 }
 for (int i = 1; i <= lastday; i++)
 {
 string day = string.Format("{0:00} ", i);//按01 02 输出
 builder.Append(string.Format("<td class='calendar_cell'>{0}</td>", day));
 if ((i + week1) % 7 == 0)
 {
  builder.Append("</tr><tr class='calendar_body'>");
 }
 }
 builder.Append("</tr>");
 builder.Append("</table>");
 return builder.ToString();
}
#endregion

希望本文所述对大家的C#程序设计有所帮助。


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