佛曆年

下列程式碼複製至<head>程式碼</head>之間

<script>
var cDay = new Array("日","一","二","三","四","五","六");
var lunarInfo=new Array(
0x04bd8,0x04ae0,0x0a570,0x054d5,0x0d260,0x0d950,0x16554,0x056a0,0x09ad0,0x055d2,
0x04ae0,0x0a5b6,0x0a4d0,0x0d250,0x1d255,0x0b540,0x0d6a0,0x0ada2,0x095b0,0x14977,
0x04970,0x0a4b0,0x0b4b5,0x06a50,0x06d40,0x1ab54,0x02b60,0x09570,0x052f2,0x04970,
0x06566,0x0d4a0,0x0ea50,0x06e95,0x05ad0,0x02b60,0x186e3,0x092e0,0x1c8d7,0x0c950,
0x0d4a0,0x1d8a6,0x0b550,0x056a0,0x1a5b4,0x025d0,0x092d0,0x0d2b2,0x0a950,0x0b557,
0x06ca0,0x0b550,0x15355,0x04da0,0x0a5d0,0x14573,0x052d0,0x0a9a8,0x0e950,0x06aa0,
0x0aea6,0x0ab50,0x04b60,0x0aae4,0x0a570,0x05260,0x0f263,0x0d950,0x05b57,0x056a0,
0x096d0,0x04dd5,0x04ad0,0x0a4d0,0x0d4d4,0x0d250,0x0d558,0x0b540,0x0b5a0,0x195a6,
0x095b0,0x049b0,0x0a974,0x0a4b0,0x0b27a,0x06a50,0x06d40,0x0af46,0x0ab60,0x09570,
0x04af5,0x04970,0x064b0,0x074a3,0x0ea50,0x06b58,0x055c0,0x0ab60,0x096d5,0x092e0,
0x0c960,0x0d954,0x0d4a0,0x0da50,0x07552,0x056a0,0x0abb7,0x025d0,0x092d0,0x0cab5,
0x0a950,0x0b4a0,0x0baa4,0x0ad50,0x055d9,0x04ba0,0x0a5b0,0x15176,0x052b0,0x0a930,
0x07954,0x06aa0,0x0ad50,0x05b52,0x04b60,0x0a6e6,0x0a4e0,0x0d260,0x0ea65,0x0d530,
0x05aa0,0x076a3,0x096d0,0x04bd7,0x04ad0,0x0a4d0,0x1d0b6,0x0d250,0x0d520,0x0dd45,
0x0b5a0,0x056d0,0x055b2,0x049b0,0x0a577,0x0a4b0,0x0aa50,0x1b255,0x06d20,0x0ada0)
var Gan=new Array("甲","乙","丙","丁","戊","己","庚","辛","壬","癸");
var Zhi=new Array("子","丑","寅","卯","辰","巳","午","未","申","酉","戌","亥");

function lYearDays(y) {
var i, sum = 348
for(i=0x8000; i>0x8; i>>=1) sum += (lunarInfo[y-1900] & i)? 1: 0
return(sum+leapDays(y))
}
function leapDays(y) {
if(leapMonth(y)) return((lunarInfo[y-1900] & 0x10000)? 30: 29)
else return(0)
}
function leapMonth(y) {
return(lunarInfo[y-1900] & 0xf)
}
function monthDays(y,m) {
return( (lunarInfo[y-1900] & (0x10000>>m))? 30: 29 )
}
function Lunar(objDate) {

var i, leap=0, temp=0
var baseDate = new Date(1900,0,31)
var offset = (objDate - baseDate)/86400000

this.dayCyl = offset + 40
this.monCyl = 14

for(i=1900; i<2050 && offset>0; i++) {
temp = lYearDays(i)
offset -= temp
this.monCyl += 12
}

if(offset<0) {
offset += temp;
i--;
this.monCyl -= 12
}

this.year = i
this.yearCyl = i-1864

leap = leapMonth(i)
this.isLeap = false

for(i=1; i<13 && offset>0; i++) {
if(leap>0 && i==(leap+1) && this.isLeap==false)
{ --i; this.isLeap = true; temp = leapDays(this.year); }
else
{ temp = monthDays(this.year, i); }
if(this.isLeap==true && i==(leap+1)) this.isLeap = false

offset -= temp
if(this.isLeap == false) this.monCyl ++
}

if(offset==0 && leap>0 && i==leap+1)
if(this.isLeap)
{ this.isLeap = false; }
else
{ this.isLeap = true; --i; --this.monCyl;}

if(offset<0){ offset += temp; --i; --this.monCyl; }

this.month = i
this.day = offset + 1
this.byear = this.year + 544;
}
function cyclical(num) {
return(Gan[num%10]+Zhi[num%12])
}
</script>

下列程式碼複製至<body>程式碼</body>之間

<script language="javascript">
<!--
var today = new Date();
var ltoday = new Lunar(today);
document.write(today.getFullYear()+"年"+(today.getMonth()+1)+"月"+today.getDate()+"日星期"+cDay[today.getDay()]);
document.write("&nbsp;&nbsp;");
document.write("農曆"+cyclical(ltoday.yearCyl)+"年"+ltoday.month+"月"+Math.floor(ltoday.day)+"日");
document.write("&nbsp;&nbsp;");
document.write("佛曆"+ltoday.byear+"年");
-->
</script>