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function arrayExists(array, x) {↩
for (var i = 0; i < array.length; i++) {↩
if (array[i] == x) return true;↩
}↩
return false;↩
}↩
↩
Date.prototype.formatDate = function (input,time) {↩
// formatDate :↩
// a PHP date like function, for formatting date strings↩
//↩
// input : format string↩
// time : epoch time (seconds, and optional)↩
//↩
// if time is not passed, formatting is based on ↩
// the current "this" date object's set time.↩
//↩
// supported:↩
// a, A, B, d, D, F, g, G, h, H, i, j, l (lowercase L), L, ↩
// m, M, n, O, r, s, S, t, U, w, W, y, Y, z↩
//↩
// unsupported:↩
// I (capital i), T, Z ↩
↩
var switches = ["a", "A", "B", "d", "D", "F", "g", "G", "h", "H", ↩
"i", "j", "l", "L", "m", "M", "n", "O", "r", "s", ↩
"S", "t", "U", "w", "W", "y", "Y", "z"];↩
var daysLong = ["Sunday", "Monday", "Tuesday", "Wednesday", ↩
"Thursday", "Friday", "Saturday"];↩
var daysShort = ["Sun", "Mon", "Tue", "Wed", ↩
"Thu", "Fri", "Sat"];↩
var monthsShort = ["Jan", "Feb", "Mar", "Apr",↩
"May", "Jun", "Jul", "Aug", "Sep",↩
"Oct", "Nov", "Dec"];↩
var monthsLong = ["January", "February", "March", "April",↩
"May", "June", "July", "August", "September",↩
"October", "November", "December"];↩
var daysSuffix = ["st", "nd", "rd", "th", "th", "th", "th", // 1st - 7th↩
"th", "th", "th", "th", "th", "th", "th", // 8th - 14th↩
"th", "th", "th", "th", "th", "th", "st", // 15th - 21st↩
"nd", "rd", "th", "th", "th", "th", "th", // 22nd - 28th↩
"th", "th", "st"]; // 29th - 31st↩
↩
function a() {↩
// Lowercase Ante meridiem and Post meridiem↩
return self.getHours() > 11? "pm" : "am";↩
}↩
function A() {↩
// Uppercase Ante meridiem and Post meridiem↩
return self.getHours() > 11? "PM" : "AM";↩
}↩
↩
function B(){↩
// Swatch internet time. code simply grabbed from ppk,↩
// since I was feeling lazy:↩
var off = (self.getTimezoneOffset() + 60)*60;↩
var theSeconds = (self.getHours() * 3600) + ↩
(self.getMinutes() * 60) + ↩
self.getSeconds() + off;↩
var beat = Math.floor(theSeconds/86.4);↩
if (beat > 1000) beat -= 1000;↩
if (beat < 0) beat += 1000;↩
if ((""+beat).length == 1) beat = "00"+beat;↩
if ((""+beat).length == 2) beat = "0"+beat;↩
return beat;↩
}↩
↩
function d() {↩
// Day of the month, 2 digits with leading zeros↩
return new String(self.getDate()).length == 1?↩
"0"+self.getDate() : self.getDate();↩
}↩
function D() {↩
// A textual representation of a day, three letters↩
return daysShort[self.getDay()];↩
}↩
function F() {↩
// A full textual representation of a month↩
return monthsLong[self.getMonth()];↩
}↩
function g() {↩
// 12-hour format of an hour without leading zeros↩
return self.getHours() > 12? self.getHours()-12 : self.getHours();↩
}↩
function G() {↩
// 24-hour format of an hour without leading zeros↩
return self.getHours();↩
}↩
function h() {↩
// 12-hour format of an hour with leading zeros↩
if (self.getHours() > 12) {↩
var s = new String(self.getHours()-12);↩
return s.length == 1?↩
"0"+ (self.getHours()-12) : self.getHours()-12;↩
} else { ↩
var s = new String(self.getHours());↩
return s.length == 1?↩
"0"+self.getHours() : self.getHours();↩
} ↩
}↩
function H() {↩
// 24-hour format of an hour with leading zeros↩
return new String(self.getHours()).length == 1?↩
"0"+self.getHours() : self.getHours();↩
}↩
function i() {↩
// Minutes with leading zeros↩
return new String(self.getMinutes()).length == 1? ↩
"0"+self.getMinutes() : self.getMinutes(); ↩
}↩
function j() {↩
// Day of the month without leading zeros↩
return self.getDate();↩
} ↩
function l() {↩
// A full textual representation of the day of the week↩
return daysLong[self.getDay()];↩
}↩
function L() {↩
// leap year or not. 1 if leap year, 0 if not.↩
// the logic should match iso's 8601 standard.↩
var y_ = Y();↩
if ( ↩
(y_ % 4 == 0 && y_ % 100 != 0) ||↩
(y_ % 4 == 0 && y_ % 100 == 0 && y_ % 400 == 0)↩
) {↩
return 1;↩
} else {↩
return 0;↩
}↩
}↩
function m() {↩
// Numeric representation of a month, with leading zeros↩
return self.getMonth() < 9?↩
"0"+(self.getMonth()+1) : ↩
self.getMonth()+1;↩
}↩
function M() {↩
// A short textual representation of a month, three letters↩
return monthsShort[self.getMonth()];↩
}↩
function n() {↩
// Numeric representation of a month, without leading zeros↩
return self.getMonth()+1;↩
}↩
function O() {↩
// Difference to Greenwich time (GMT) in hours↩
var os = Math.abs(self.getTimezoneOffset());↩
var h = ""+Math.floor(os/60);↩
var m = ""+(os%60);↩
h.length == 1? h = "0"+h:1;↩
m.length == 1? m = "0"+m:1;↩
return self.getTimezoneOffset() < 0 ? "+"+h+m : "-"+h+m;↩
}↩
function r() {↩
// RFC 822 formatted date↩
var r; // result↩
// Thu , 21 Dec 2000↩
r = D() + ", " + j() + " " + M() + " " + Y() +↩
// 16 : 01 : 07 +0200↩
" " + H() + ":" + i() + ":" + s() + " " + O();↩
return r;↩
}↩
function S() {↩
// English ordinal suffix for the day of the month, 2 characters↩
return daysSuffix[self.getDate()-1];↩
}↩
function s() {↩
// Seconds, with leading zeros↩
return new String(self.getSeconds()).length == 1?↩
"0"+self.getSeconds() : self.getSeconds();↩
}↩
function t() {↩
↩
// thanks to Matt Bannon for some much needed code-fixes here!↩
var daysinmonths = [null,31,28,31,30,31,30,31,31,30,31,30,31];↩
if (L()==1 && n()==2) return 29; // leap day↩
return daysinmonths[n()];↩
}↩
function U() {↩
// Seconds since the Unix Epoch (January 1 1970 00:00:00 GMT)↩
return Math.round(self.getTime()/1000);↩
}↩
function W() {↩
// Weeknumber, as per ISO specification:↩
↩
// if the day is three days before newyears eve,↩
// there's a chance it's "week 1" of next year.↩
// here we check for that.↩
var beforeNY = 364+L() - z();↩
var afterNY = z();↩
var weekday = w()!=0?w()-1:6; // makes sunday (0), into 6.↩
if (beforeNY <= 2 && weekday <= 2-beforeNY) {↩
return 1;↩
}↩
// similarly, if the day is within threedays of newyears↩
// there's a chance it belongs in the old year.↩
var ny = new Date("January 1 " + Y() + " 00:00:00");↩
var nyDay = ny.getDay()!=0?ny.getDay()-1:6;↩
if (↩
(afterNY <= 2) && ↩
(nyDay >=4) && ↩
(afterNY >= (6-nyDay))↩
) {↩
// Since I'm not sure we can just always return 53,↩
// i call the function here again, using the last day↩
// of the previous year, as the date, and then just↩
// return that week.↩
var prevNY = new Date("December 31 " + (Y()-1) + " 00:00:00");↩
return prevNY.formatDate("W");↩
}↩
↩
// week 1, is the week that has the first thursday in it.↩
// note that this value is not zero index.↩
if (nyDay <= 3) {↩
// first day of the year fell on a thursday, or earlier.↩
return 1 + Math.floor( ( z() + nyDay ) / 7 );↩
} else {↩
// first day of the year fell on a friday, or later.↩
return 1 + Math.floor( ( z() - ( 7 - nyDay ) ) / 7 );↩
}↩
}↩
function w() {↩
// Numeric representation of the day of the week↩
return self.getDay();↩
}↩
↩
function Y() {↩
// A full numeric representation of a year, 4 digits↩
↩
// we first check, if getFullYear is supported. if it↩
// is, we just use that. ppks code is nice, but wont↩
// work with dates outside 1900-2038, or something like that↩
if (self.getFullYear) {↩
var newDate = new Date("January 1 2001 00:00:00 +0000");↩
var x = newDate .getFullYear();↩
if (x == 2001) { ↩
// i trust the method now↩
return self.getFullYear();↩
}↩
}↩
// else, do this:↩
// codes thanks to ppk:↩
var x = self.getYear();↩
var y = x % 100;↩
y += (y < 38) ? 2000 : 1900;↩
return y;↩
}↩
function y() {↩
// A two-digit representation of a year↩
var y = Y()+"";↩
return y.substring(y.length-2,y.length);↩
}↩
function z() {↩
// The day of the year, zero indexed! 0 through 366↩
var t = new Date("January 1 " + Y() + " 00:00:00");↩
var diff = self.getTime() - t.getTime();↩
return Math.floor(diff/1000/60/60/24);↩
}↩
↩
var self = this;↩
if (time) {↩
// save time↩
var prevTime = self.getTime();↩
self.setTime(time);↩
}↩
↩
var ia = input.split("");↩
var ij = 0;↩
while (ia[ij]) {↩
if (ia[ij] == "\\") {↩
// this is our way of allowing users to escape stuff↩
ia.splice(ij,1);↩
} else {↩
if (arrayExists(switches,ia[ij])) {↩
ia[ij] = eval(ia[ij] + "()");↩
}↩
}↩
ij++;↩
}↩
// reset time, back to what it was↩
if (prevTime) {↩
self.setTime(prevTime);↩
}↩
return ia.join("");↩
}↩
↩
var date = new Date("1/1/2007 1:11:11");↩
↩
for (i = 0; i < 500; ++i) {↩
var shortFormat = date.formatDate("Y-m-d");↩
var longFormat = date.formatDate("l, F d, Y g:i:s A");↩
date.setTime(date.getTime() + 84266956);↩
}↩
↩