Nodejs Date YYYYMMDD Format yyyymmdd()

Method Source Code

var monthNames = [
   "Jan", /*from  ww w .j a  va  2  s.co  m*/
   "Feb", 
   "Mar", 
   "Apr", 
   "May", 
   "Jun",
   "Jul", 
   "Aug", 
   "Sep", 
   "Oct", 
   "Nov", 
   "Dec"
];

Date.prototype.yyyymmdd = function() {
  var mm = this.getMonth(); // getMonth() is zero-based
  var dd = this.getDate();

  return [
           (mm>9 ? '' : '0') + monthNames[mm],
             (dd>9 ? '-' : '-0') + dd,
            "-" + this.getFullYear()
         ].join('');
};

var date = new Date();
console.log(date.yyyymmdd());

Related

1. yyyymmdd()

   Date.prototype.yyyymmdd = function () {
     var yyyy = this.getFullYear().toString();
     var mm = (this.getMonth() + 1).toString();
     var dd = this.getDate().toString();
     var result = yyyy + '-' + (mm[1] ? mm : '0' + mm[0]) + '-' + (dd[1] ? dd : '0' + dd[0]);
     return result;
   };
   

2. yyyymmdd()

   'use strict';
   Date.prototype.yyyymmdd = function() {
     var yyyy = this.getFullYear().toString();
     var mm = (this.getMonth()+1).toString(); 
     var dd  = this.getDate().toString();
     return yyyy + '-' + (mm[1]?mm:"0"+mm[0]) + '-' + (dd[1]?dd:"0"+dd[0]);
   };
   

3. yyyymmdd()

   Date.prototype.yyyymmdd = function() {
       var yyyy = this.getFullYear().toString();
       var mm = (this.getMonth()+1).toString(); 
       var dd  = this.getDate().toString();
       return yyyy + '-' + (mm[1]?mm:"0"+mm[0]) + '-' + (dd[1]?dd:"0"+dd[0]);
   };
   

4. yyyymmdd()

   Date.prototype.yyyymmdd = function() {
       var yyyy = this.getFullYear().toString();
       var mm = (this.getMonth()+1).toString();
       var dd  = this.getDate().toString();
       return yyyy + (mm[1]?mm:"0"+mm[0]) + (dd[1]?dd:"0"+dd[0]);
   };
   

5. yyyymmdd()

   Date.prototype.yyyymmdd = function() {
       var yyyy = this.getFullYear();
       var mm_aux = this.getMonth() + 1;  
       var mm = mm_aux < 10 ? "0" + mm_aux : mm_aux;
       var dd_aux = this.getDate();
       var dd  = dd_aux < 10 ? "0" + dd_aux : dd_aux;
       return "".concat(yyyy, "-", mm, "-", dd);
   };
   

6. yyyymmdd()

   'use strict';
   Date.prototype.yyyymmdd = function (){
     var yyyymmdd = '';
     yyyymmdd += this.getFullYear();
     yyyymmdd += '-';
     if (this.getMonth()+1 >= 10){
       yyyymmdd += (this.getMonth() +1);
     else {
   ...
   

7. yyyymmdd()

   Date.prototype.yyyymmdd = function() {
      var yyyy = this.getFullYear().toString();
      var mm = (this.getMonth()+1).toString(); 
      var dd  = this.getDate().toString();
      return yyyy + (mm[1]?mm:"0"+mm[0]) + (dd[1]?dd:"0"+dd[0]); 
   };
   

8. yyyymmdd()

   if (typeof Object.create !== 'function') {
       Object.create = function (o) {
           var F = function () {};
           F.prototype = o;
           return new F();
       };
   Date.prototype.yyyymmdd = function() {
       var yyyy = this.getFullYear().toString();
   ...
   

9. yyyymmdd()

   Date.prototype.yyyymmdd = function() {
     var mm = this.getMonth() + 1; 
     var dd = this.getDate();
     mm = mm < 10 ? '0'+ mm : mm;
     dd = dd < 10 ? '0'+ dd : dd;
     return [this.getFullYear(), mm, dd].join(''); 
   };