传说中最理想的日期时间（转）-优快云博客

本文介绍了一段使用JavaScript实现的日期和时间显示脚本，能够动态获取并展示当前的日期及具体时间，并根据日期判断特定的节日。

代码

<script language="JavaScript">
<!--
calendar = new Date();
day = calendar.getDay();
month = calendar.getMonth();
date = calendar.getDate();
year = calendar.getYear();
if (year< 100) year = 1900 + year;
cent = parseInt(year/100);
g = year % 19;
k = parseInt((cent - 17)/25);
i = (cent - parseInt(cent/4) - parseInt((cent - k)/3) + 19*g + 15) % 30;
i = i - parseInt(i/28)*(1 - parseInt(i/28)*parseInt(29/(i+1))*parseInt((21-g)/11));
j = (year + parseInt(year/4) + i + 2 - cent + parseInt(cent/4)) % 7;
l = i - j;
emonth = 3 + parseInt((l + 40)/44);
edate = l + 28 - 31*parseInt((emonth/4));
emonth--;
var dayname = new Array ("星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六");
var monthname =
new Array ("1月","2月","3月","4月","5月","6月","7月","8月","9月","10月","11月","12月" );
document.write(""+year +"年");
document.write(monthname[month]);
document.write(date + "日"+" ");
document.write(dayname[day]+" "+"");
// January(1月份节日，以下同。)
if ((month == 0) && (date == 1)) document.write(" <center>今天是<元旦>");
if ((month == 0) && (date == 23)) document.write(" <center>今天是<大年三十>");
if ((month == 0) && (date == 24)) document.write(" <center>今天是<大年初一>");
if ((month == 2) && (date == 8)) document.write(" <center>今天是<三八妇女节>");
if ((month == 4) && (date == 1)) document.write(" <center>今天是<国际劳动节>");
if ((month == 4) && (date == 4)) document.write(" <center>今天是<青年节>");
if ((month == 5) && (date == 1)) document.write(" <center>今天是<国际儿童节>");
if ((month == 6) && (date == 1)) document.write(" <center>今天是<党的生日>");
if ((month == 7) && (date == 1)) document.write(" <center>今天是<建军节>");
if ((month == 11) && (date == 25)) document.write(" <center>今天是<圣诞节>");
document.write("");
//-->
</script>
<script language="JavaScript">
<!--
document.write("");
var now,hours,minutes,seconds,timeValue;
function showtime(){
now = new Date();
hours = now.getHours();
minutes = now.getMinutes();
seconds = now.getSeconds();
timeValue = (hours >= 12) ? " 下午 " : " 上午 ";
timeValue += ((hours > 12) ? hours - 12 : hours) + " 点 ";
timeValue += ((minutes <10)?"0":"") + minutes+" 分 ";
timeValue += ((seconds <10)?"0":"") + seconds+" 秒 ";
clock.innerHTML = timeValue;
setTimeout("showtime()",100);
}
showtime();
//-->
</script>