Nodejs Day Calculate dayNamesDate.dayNames;

Method Source Code

//Extend Date to have a few extra fatures
Date.dayNames = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"];
Date.monthNames = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"];
Date.prototype.dayNames = Date.dayNames;
Date.prototype.monthNames = Date.monthNames;

Date.prototype.getDayName = function() {
   return this.dayNames[this.getDay()];
};
Date.prototype.getDayNameAbbr = function() {
   return this.getDayName().slice(0,4);
};
Date.prototype.getMonthName = function() {
   return this.monthNames[this.getMonth()];
};
Date.prototype.getMonthNameAbbr = function() {
   if ( this.getMonth() === 8) {
      return this.getMonthName().slice(0,4); //SEPT looks better than SEP :)
   } else {//w w w.j a  v  a 2  s  .  c  o  m
      return this.getMonthName().slice(0,3);
   };
};

Related

1. Date.dayDateFromTime(time)

   Date.dayDateFromTime = function(time) {
       var date = new Date(time);
       date.setHours(0, 0, 0, 0);
       return date;
   };
   

2. DiffInDays(date)

   Date.prototype.DiffInDays = function (date) {
     if(date instanceof Date && !isNaN(date.getTime())) {
       var cDate = this.getTime();
       var tDate = date.getTime();
       var resultMillis = Math.abs(cDate - tDate);
       var result = resultMillis / 1000 / 60 / 60 / 24;
       return result;
     } else {
       console.error(date, " is not a valid date.")
   ...
   

3. MaxDayOfDate(date)

   Date.prototype.MaxDayOfDate = function(date) {
       var nowDate = new Date(date.getFullYear(), date.getMonth() + 1, 0);
       var lastDay = nowDate.getDate();
       return lastDay;
   };
   

4. countDown(withDays)

   Date.prototype.countDown = function(withDays){
       addDays = (typeof withDays === 'undefined') ? true : withDays;
     var timeLeft = (this/1000) - ((new Date())/1000)
     var days, hours, minutes, seconds;
       var timeArray = []
       if(addDays){
        days = parseInt(timeLeft/86400)
          timeArray.push(days)
        timeLeft = timeLeft % 86400
   ...
   

5. dayName(language)

   Date.prototype.dayName = function(language) {
     var dayName = "";
     language = language || 'en';
     switch(language.toLowerCase()) 
       case 'en':
         dayName = ['Sunday','Monday','Tuesday','Wednesday', 'Thursday','Friday','Saturday'];
         break;
       case 'es':
   ...
   

6. getDayFormatted()

   Date.prototype.getDayFormatted = function() {
       var day = this.getDate();
       return day < 10 ? '0' + day : day; 
   };
   

7. getDayNumber()

   Date.prototype.getDayNumber = function(){
     var oneDay = 1000*3600*24;
     var d = new Date(+this);
     d.setHours(0,0,0,0);
     var newYears = new Date();
     newYears.setDate(1);
     newYears.setMonth(0);
     newYears.setHours(0,0,0,0);
     var timeDiff = Math.abs(d.getTime() - newYears.getTime());
   ...
   

8. getDaySecondsgetDaySeconds()

   Date.prototype.getDaySeconds = function getDaySeconds() {
     return (this.getUTCHours()* 60 + this.getUTCMinutes())*60 + this.getUTCSeconds() + this.getUTCMilliseconds()/1000;
   

9. getDayShortName()

   Date.prototype.getDayShortName = function()
       "use strict";
       var dayName = ["SUN", "MON", "TUE", "WED", "THU", "FRI", "SAT"];
       return dayName[this.getDay()];
   };