Nodejs Date YYYYMMDD Format yyyymm()

Method Source Code

Date.prototype.yyyymm = function() {
  var mm = this.getMonth() + 1; // getMonth() is zero-based

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

Date.prototype.yyyy = function() {
  return [this.getFullYear()].join('');
};

Date.prototype.mm = function() {
  var mm = this.getMonth() + 1; // getMonth() is zero-based
  return [(mm>9 ? '' : '0') + mm].join('');
};

var date = new Date();
console.log(date.yyyymm());/*from   w  w w . j a v a2 s  .  c o  m*/
console.log(date.yyyy());
console.log(date.mm());

Related

1. yyyymmddhh()

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

2. yyyymmddhhmm()

   Date.prototype.yyyymmddhhmm = function() {
       var yyyy = this.getFullYear();
       var mm = this.getMonth() < 9 ? "0" + (this.getMonth() + 1) : (this.getMonth() + 1); 
       var dd = this.getDate() < 10 ? "0" + this.getDate() : this.getDate();
       var hh = this.getHours() < 10 ? "0" + this.getHours() : this.getHours();
       var min = this.getMinutes() < 10 ? "0" + this.getMinutes() : this.getMinutes();
       return "".concat(yyyy + "-").concat(mm + "-").concat(dd + " ").concat(hh + ":").concat(min);
   };
   

3. yymmddhhmm(isChinese,delimiter)

   Date.prototype.yymmddhhmm = function(isChinese,delimiter) {     
       delimiter = delimiter || '-';                           
       var yy = this.getFullYear().toString();                                    
       var mm = (this.getMonth()+1).toString(); 
       var dd  = this.getDate().toString();  
       var hh  = this.getHours().toString();
       var MM = this.getMinutes().toString();
       if(isChinese){
         return yy + '?' + (mm[1]?mm:"0"+mm[0]) + '?' + (dd[1]?dd:"0"+dd[0])+'? '+ (hh[1]?hh:"0"+hh[0])+':'+(MM[1]?MM:"0"+MM[0]);
   ...
   

4. yyyyMMddHHmmss()

   Date.prototype.yyyyMMddHHmmss = function () {
       var date = this;
       var year = date.getFullYear();
       var month = date.getMonth() + 1;
       var day = date.getDate();
       var hh = date.getHours();
       var mm = date.getMinutes();
       var ss = date.getSeconds();
       return "" + year +
   ...
   

5. yyyyMMddHHmmss()

   "use strict";
   Object.defineProperty(exports, "__esModule", { value: true });
   Date.prototype.yyyyMMddHHmmss = function () {
       var date = this;
       var year = date.getFullYear();
       var month = date.getMonth() + 1;
       var day = date.getDate();
       var hh = date.getHours();
       var mm = date.getMinutes();
   ...
   

6. yyyymm(delimiter)

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

7. yyyymmdd( isChinese, delimiter)

   Date.prototype.yyyymmdd = function( isChinese, delimiter) {     
       delimiter = delimiter || '-';                            
       var yyyy = this.getFullYear().toString();                                    
       var mm = (this.getMonth()+1).toString(); 
       var dd  = this.getDate().toString();    
       if(isChinese){
         var date = yyyy + '?' + (mm[1]?mm:"0"+mm[0]) + '?' + (dd[1]?dd:"0"+dd[0])+'?';
       }else{
         var date = yyyy + delimiter + (mm[1]?mm:"0"+mm[0]) + delimiter + (dd[1]?dd:"0"+dd[0]);                           
   ...
   

8. ddmmyyyy()

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

9. ddmmyyyy()

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