在JSP网页上实现月历

来源：未知责任编辑：责任编辑发表时间:2013-11-26 22:13　点击:次

ASP PHP JSP JavaScript 网页设计 DIVCSS Ajax技术 HTML5

在jsp(SUN企业级应用的首选)网页上实现月历

jsp(SUN企业级应用的首选)、月历

<%@ page contentType="text/html; charset=gb2312" language="java" import="java.util.*,java.text.*" %>
<html>
<head>
<title>月历</title>
</head>
<body style="font-size:12px">
<%!
/*声明变量*/
String[] months = {"January", "February", "March", "April", "May", "June",
        "July", "August", "September", "October", "November", "December"};
String[] months_cn = {"一月", "二月", "三月", "四月", "五月", "六月",
           "七月", "八月", "九月", "十月", "十一月", "十二月"};
public final static int dom[] = {
         31, 28, 31, 30,
         31, 30, 31, 31,
         30, 31, 30, 31
};
%>
<%
/*处理事件*/
boolean yyok = false;
int yy = 0, mm = 0;
String yyString = request.getParameter("year");
if (yyString != null && yyString.length() >0) {
  try {
   yy=Integer.parseInt(yyString);
   yyok=true;
  }
  catch (NumberFormatException e) {
   out.println("年份不可用");
  }
  Calendar cal = Calendar.getInstance();
  if (!yyok)
   yy = cal.get(Calendar.YEAR);
  String mmString = request.getParameter("month");
  if (mmString == null) {
   mm = cal.get(Calendar.MONTH);
  }
  else {
   for (int i = 0; i < months.length; i++)
    if (months[i].equals(mmString)) {
     mm = i;
     break;
    }
  }
}
%>
<form name="cal" method=post action="cal.jsp(SUN企业级应用的首选)">
请选择月份:
  <select name="month">
   <%
   /*初始化表单*/
   for (int i = 0; i < months.length; i++) {
    if (i == mm)
     out.print("<option selected value=January>");
    else
     out.print("<option value="+months[i]+">");
    out.print(months_cn[i]);
    out.print("</option>");
   }
   %>
</select>
<br>请输入年份：
   <input type="text" size="5" name="year" value="<%=yy%>">  
   <input type="submit" value="显示">