Nodejs Year Calculate getYear()

Method Source Code

// Patches window
window = this;//  w w w . ja v  a 2  s  .c  o m

// Patches Date
Date.prototype.getYear = function() {
   return new Date().getFullYear();
};

// Patches Error
function Error(message, description) {
   const e = new Error(message);
   e.description = description;
   return e;
}

Related

1. increaseYear(num)

   var weekdays = exports.weekdays = ["sunday", "monday", "tuesday", "wednesday", "thursday", "friday", "saturday"];
   Date.prototype.increaseYear = function(num) {
     this.setUTCFullYear(this.getUTCFullYear() + num);
   Date.prototype.increaseMonth = function(num) {
     var str = this.getUTCFullYear()+"-"+(this.getUTCMonth()+num + 1)+"-"+
           this.getUTCDate()+"T"+this.getUTCHours()+":"+this.getUTCMinutes()+":"+
           this.getUTCSeconds()+"."+this.getUTCMilliseconds()+"Z";
     var date = new Date(str);
   ...
   

2. isThisYear()

   Date.prototype.isThisYear = function() {
       return new Date().getYear() == this.getYear();
   };
   

3. subYears(value)

   Date.prototype.subYears = function(value) {
     var month = this.getMonth();
     this.setFullYear(this.getFullYear() - value);
     if (month < this.getMonth()) {
       this.setDate(0);
     return this;
   };
   

4. toYearEnd()

   Date.prototype.toYearEnd = function () {
       var date = new Date(this);
       date.setMonth(12);
       date.setDate(0);
       return date;
   };