当前位置: 首页 > 图文教程 > 网络编程 > Javascript > JavaScript 实现日历式日期选择

Javascript
JS暴虐查找法简洁版
JavaScript数组问题解决的多种方法
比较炫的图片播放器 js 焦点效果代码
js iframe网站后台左右收缩型页面脚本
javascript完美随机广告代码
北京奥运会倒计时代码
javascript 数据结构的题
js停止输出代码
兼容多浏览器的字幕特效Marquee的通用js类
IE8 引入跨站数据获取功能说明
javascript 支持ie和firefox杰奇翻页函数
js添加删除行和双击变文本框的脚本
JavaScript 版本自动生成文章摘要
用js遍历 table的脚本
用JavaScript实现UrlEncode和UrlDecode的脚本代码
css把超出的部分显示为省略号的方法兼容火狐
javascript IE中的DOM ready应用技巧
js退弹 IE关闭时弹出广告代码,可以防止屏蔽
js类中的公有变量和私有变量
兼容firefox的给每一个onClick再附加一个事件

Javascript 中的 JavaScript 实现日历式日期选择


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-08-10   浏览: 429 ::
收藏到网摘: n/a

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>Canlender--JavaScript</title>
<style>
td {
 font-family: Arial, Helvetica, sans-serif;
 font-size: 12px;
}

</style>

</head>
<body>
<table border="0" cellpadding="0" cellspacing="0" width="180">
<tr><td id=cc>
</td></tr></table>
</body>
<script language="JavaScript">
function RunNian(The_Year)
{
 if ((The_Year%400==0) || ((The_Year%4==0) && (The_Year%100!=0)))
  return true;
 else
  return false;
}
function GetWeekday(The_Year,The_Month)
{
 
 var Allday;
 Allday = 0;
 if (The_Year>2000)
 {
  
  for (i=2000 ;i<The_Year; i++) 
   if (RunNian(i))
    Allday += 366;
   else
    Allday += 365;
  for (i=2; i<=The_Month; i++)
  {
   switch (i)
   {
    case 2 :
     if (RunNian(The_Year))
      Allday += 29;
     else
      Allday += 28;
     break;
    case 3 : Allday += 31; break;
    case 4 : Allday += 30; break;
    case 5 : Allday += 31; break;
    case 6 : Allday += 30; break;
    case 7 : Allday += 31; break;
    case 8 : Allday += 31; break;
    case 9 : Allday += 30; break;
    case 10 : Allday += 31; break;
    case 11 : Allday += 30; break;
    case 12 :  Allday += 31; break;
    
   }
   
  }
 }
 
 return (Allday+6)%7;
 

}

function chooseday(The_Year,The_Month,The_Day)
{
 var Firstday;
 var completely_date;
 if (The_Day!=0)
  completely_date = The_Year + "-" + The_Month + "-" + The_Day;
 else
  completely_date = "No Choose";
 //showdate 只是一个为了显示而采用的东西,
 //如果外部想引用这里的时间,可以通过使用 completely_date引用完整日期
 //也可以通过The_Year,The_Month,The_Day分别引用年,月,日
 //当进行月份和年份的选择时,认为没有选择完整的日期
 showdate.innerText = completely_date;
 Firstday = GetWeekday(The_Year,The_Month);
 ShowCalender(The_Year,The_Month,The_Day,Firstday);
 
}

function nextmonth(The_Year,The_Month)
{
 if (The_Month==12)
  chooseday(The_Year+1,1,0);
 else
  chooseday(The_Year,The_Month+1,0);
}

function prevmonth(The_Year,The_Month)
{
 if (The_Month==1)
  chooseday(The_Year-1,12,0);
 else
  chooseday(The_Year,The_Month-1,0);
}

function prevyear(The_Year,The_Month)
{
 chooseday(The_Year-1,The_Month,0);
}

function nextyear(The_Year,The_Month)
{
 chooseday(The_Year+1,The_Month,0);
}

 

 

function ShowCalender(The_Year,The_Month,The_Day,Firstday)
{

 var showstr;
 var Month_Day;
 var ShowMonth;
 var today;
 today = new Date();
 
 
 
 switch (The_Month)
 {
  case 1 : ShowMonth = "January"; Month_Day = 31; break;
  case 2 :
   ShowMonth = "February";
   if (RunNian(The_Year))
    Month_Day = 29;
   else
    Month_Day = 28;
   break;
  case 3 : ShowMonth = "March"; Month_Day = 31; break;
  case 4 : ShowMonth = "April"; Month_Day = 30; break;
  case 5 : ShowMonth = "May"; Month_Day = 31; break;
  case 6 : ShowMonth = "June"; Month_Day = 30; break;
  case 7 : ShowMonth = "July"; Month_Day = 31; break;
  case 8 : ShowMonth = "August"; Month_Day = 31; break;
  case 9 : ShowMonth = "September"; Month_Day = 30; break;
  case 10 : ShowMonth = "October"; Month_Day = 31; break;
  case 11 : ShowMonth = "November"; Month_Day = 30; break;
  case 12 : ShowMonth = "December"; Month_Day = 31; break;
   
 }
 
 
 showstr = "";
 showstr = "<Table cellpadding=0 cellspacing=0 border=1 bordercolor=#999999 width=95% align=center valign=top>";
 showstr +=  "<tr><td width=0 style='cursor:hand' onclick=prevyear("+The_Year+"," + The_Month + ")>&lt;&lt;</td><td width=0>&nbsp;" + The_Year + "&nbsp;</td><td width=0 onclick=nextyear("+The_Year+","+The_Month+")  style='cursor:hand'>&gt;&gt;</td><td width=0 style='cursor:hand' onclick=prevmonth("+The_Year+","+The_Month+")>&lt;&lt;</td><td width=100 align=center>" + ShowMonth + "</td><td width=0 onclick=nextmonth("+The_Year+","+The_Month+")  style='cursor:hand'>&gt;&gt;</td></tr>";
 showstr +=  "<tr><td align=center width=100% colspan=6>";
 showstr +=  "<table cellpadding=0 cellspacing=0 border=1 bordercolor=#999999 width=100%>";
 showstr += "<Tr align=center bgcolor=#999999> ";
    showstr += "<td><strong><font color=#0000CC>日</font></strong></td>";
    showstr += "<td><strong><font color=#0000CC>一</font></strong></td>";
    showstr += "<td><strong><font color=#0000CC>二</font></strong></td>";
    showstr += "<td><strong><font color=#0000CC>三</font></strong></td>";
    showstr += "<td><strong><font color=#0000CC>四</font></strong></td>";
    showstr += "<td><strong><font color=#0000CC>五</font></strong></td>";
    showstr += "<td><strong><font color=#0000CC>六</font></strong></td>";
 showstr += "</Tr><tr>";
 
 for (i=1; i<=Firstday; i++)
  showstr += "<Td align=center bgcolor=#CCCCCC>&nbsp;</Td>";
 
 for (i=1; i<=Month_Day; i++)
 {
  if ((The_Year==today.getYear()) && (The_Month==today.getMonth()+1) && (i==today.getDate()))
   bgColor = "#FFCCCC";
  else
   bgColor = "#CCCCCC";
  
  if (The_Day==i) bgColor = "#FFFFCC";
  showstr += "<td align=center bgcolor=" + bgColor + " style='cursor:hand' onclick=chooseday(" + The_Year + "," + The_Month + "," + i + ")>" + i + "</td>";
  Firstday = (Firstday + 1)%7;
  if ((Firstday==0) && (i!=Month_Day)) showstr += "</tr><tr>";
 }
 if (Firstday!=0) 
 {
  for (i=Firstday; i<7; i++)
   showstr += "<td align=center bgcolor=#CCCCCC>&nbsp;</td>";
  showstr += "</tr>";
 }
  
 showstr += "</tr></table></td></tr></table>";
 cc.innerHTML = showstr;  
 

}


</script>

<script language="JavaScript">

 var The_Year,The_Day,The_Month;
 var today;
 var Firstday;
 today = new Date();
 The_Year = today.getYear();
 The_Month = today.getMonth() + 1;
 The_Day = today.getDate();
 Firstday = GetWeekday(The_Year,The_Month);
 ShowCalender(The_Year,The_Month,The_Day,Firstday);
</script>
<div id=showdate></div>
</html>