Nodejs Year Add addYears(y)

Method Source Code

Date.prototype.addYears = function(y) {
   var m = this.getMonth();
   this.setFullYear(this.getFullYear() + y);

   if (m < this.getMonth()) {
      this.setDate(0);//from   w  w  w .  j  a  v  a  2  s. c o m
   }
};

Related

1. addYear()

   Date.prototype.addYear = function(){
     this.setFullYear(this.getFullYear() + 1);
   };
   

2. addYear()

   'use strict';
   Date.prototype.addYear = function addYear () {
     this.setFullYear(this.getFullYear() + 1);
   };
   

3. addYears(number)

   Date.prototype.addYears = function (number) {
       var date = new Date(this);
       date.setFullYear(date.getFullYear() + number);
       return date;
   };
   

4. addYears(numberOfYears)

   Date.prototype.addYears = function (numberOfYears) {
       var year = this.getFullYear();
       year += parseInt(numberOfYears);
       this.setFullYear(year);
   

5. addYears(value)

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

6. addYears(year)

   Date.prototype.addYears = function(year){
     return new Date(this.getTime() + year*24*60*60*1000*(this.isLeapYear()?366:365));
   

7. addYears(years)

   Date.prototype.addYears = function(years) {
     return this.addMonths(years * 12);
   };