Tanggal Hijriyah

Script tanggal hijriyah:

var fixd;

function isGregLeapYear(year)
{
return year%4 == 0 && year%100 != 0 || year%400 == 0;
}

function gregToFixed(year, month, day)
{
var a = Math.floor((year – 1) / 4);
var b = Math.floor((year – 1) / 100);
var c = Math.floor((year – 1) / 400);
var d = Math.floor((367 * month – 362) / 12);

if (month 2 && isGregLeapYear(year))
e = -1;
else
e = -2;

return 1 – 1 + 365 * (year – 1) + a – b + c + d + e + day;
}

function Hijri(year, month, day)
{
this.year = year;
this.month = month;
this.day = day;
this.toFixed = hijriToFixed;
this.toString = hijriToString;
}

function hijriToFixed()
{
return this.day + Math.ceil(29.5 * (this.month – 1)) + (this.year – 1) * 354 +
Math.floor((3 + 11 * this.year) / 30) + 227015 – 2;
}

function hijriToString()
{
var months = new Array(“Muharram”,”Safar”,”Rabi-al Awwal”,”Rabi-al Thani”,”Jumada al-Ula”,”Jumada al-Thani”,”Rajab”,”Sha\’ban”,”Ramadhan”,”Shawwal”,”Dhul Qa\’dah”,”Dhul Hijjah”);
return this.day + ” ” + months[this.month – 1]+ ” ” + this.year;
}

function fixedToHijri(f)
{
var i=new Hijri(1100, 1, 1);
i.year = Math.floor((30 * (f – 227015) + 10646) / 10631);
var i2=new Hijri(i.year, 1, 1);
var m = Math.ceil((f – 29 – i2.toFixed()) / 29.5) + 1;
i.month = Math.min(m, 12);
i2.year = i.year;
i2.month = i.month;
i2.day = 1;
i.day = f – i2.toFixed() + 1;
return i;
}

var tod=new Date();
var weekday=new Array(“Sunday”,”Monday”,”Tuesday”,”Wednesday”,”Thursday”,”Friday”,”Saturday”);
var monthname=new Array(“January”,”February”,”March”,”April”,”May”,”June”,”July”,”August”,”September”,”October”,”November”,”December”);

var y = tod.getFullYear();
var m = tod.getMonth();
var d = tod.getDate();
var dow = tod.getDay();
document.write(weekday[dow] + ” ” + d + “, ” + monthname[m] + ” ” + y);
m++;
fixd=gregToFixed(y, m, d);
var h=new Hijri(1421, 11, 28);
h = fixedToHijri(fixd);
document.write(” | ” + h.toString() + ”  “);

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