Nodejs Date YYYYMMDD Format ymd()

Method Source Code

// Copy remote file (ex. Redis DB-dump.rdb) to local for backup

Date.prototype.ymd = function() {
    var mm = this.getMonth() + 1;
    var dd = this.getDate();

    return [this.getFullYear().toString().substr(2,2),
            (mm>9 ? '' : '0') + mm,
            (dd>9 ? '' : '0') + dd
           ].join('');

};

Related

1. yyyymm()

   Date.prototype.yyyymm = function() {
     var mm = this.getMonth() + 1; 
     return [this.getFullYear(),
             (mm>9 ? '' : '0') + mm
            ].join('');
   };
   Date.prototype.yyyy = function() {
     return [this.getFullYear()].join('');
   };
   ...
   

2. 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]);
   };
   

3. 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]);                           
   ...
   

4. 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;
   };
   

5. 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;
   };
   

6. YYYYMMDD()

   Date.prototype.YYYYMMDD = function() {
     var date = new Date();
     var day = (date.getDate()).toString();
     var DD = !day[1] ? "0"+day : day;
     var month = (date.getMonth() + 1).toString();
     var MM = !month[1] ? "0"+month : month;
     var YYYY = this.getFullYear();
     var date2 = new Date(new Date().getTime() + 24 * 60 * 60 * 1000);
     var day2 = (date2.getDate()).toString();
   ...