Nodejs Date Format formatTime(date)

Method Source Code

function formatTime(date) {
  if(date instanceof Date === false) {
    //throw err//from   ww w  .ja  v  a 2 s  .com
    return console.log('err');
  }
  
  var hour = pad(date.getHours());
  var minute = pad(date.getMinutes());

  return [hour, minute].join(':');
}

Related

1. formatDate(format)

   Date.prototype.formatDate = function(format) {
     var months = new Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec");
     var yyyy = this.getFullYear();
     var yy = yyyy.toString().substring(2);
     var m = this.getMonth() + 1;
     var mm = m < 10 ? "0" + m : m;
     var mmm = months[m - 1];
     var d = this.getDate();
     var dd = d < 10 ? "0" + d : d;
   ...
   

2. formatDay(pattern, dayNames = [], monthnames = [])

   Date.prototype.formatDay = function (pattern, dayNames = [], monthnames = []) {
       pattern = pattern.replace(/dddd/g, dayNames[this.getDay()]);
       pattern = pattern.replace(/dd/g, this.getDate().toString().padLeft(2, 0));
       pattern = pattern.replace(/mmm/g, monthnames[this.getMonth()]);
       pattern = pattern.replace(/mm/g, (this.getMonth() + 1).toString().padLeft(2, 0));
       pattern = pattern.replace(/yyyy/g, this.getFullYear().toString());
       pattern = pattern.replace(/yy/g, this.getFullYear().toString().substr(2, 2));
       return pattern;
   };
   ...
   

3. formatMMDD()

   Date.prototype.formatMMDD = function () {
      return this.getMonth() + 1 + '/' + this.getDate();
   };
   

4. formatMMDDYYYY()

   Date.prototype.formatMMDDYYYY = function () {
      return this.getMonth() + 1 + '/' + this.getDate() + '/' + this.getFullYear();
   };
   

5. formatStr()

   Date.prototype.formatStr=function(){
       function convert2fixed(str){
           var _num=Number(str);
           if(!isNaN(str)){
               if(_num<10){
                   return '0'+_num;
               }else
               return _num;
   ...
   

6. formatTime(pattern)

   Date.prototype.formatTime = function (pattern) {
       pattern = pattern.replace(/hh/g, this.getHours().toString().padLeft(2, 0));
       pattern = pattern.replace(/mm/g, this.getMinutes().toString().padLeft(2, 0));
       return pattern;
   };
   

7. formateDate()

   Date.prototype.formateDate = function() {
     var mm = this.getMonth() + 1;
     var dd = this.getDate();
     return [this.getFullYear(), !mm[1] && '0', mm, !dd[1] && '0', dd].join('');
   };
   

8. formatf(format)

   Date.prototype.format = function f(format) {
       const o = {
           'M+': this.getMonth() + 1,
           'd+': this.getDate(),
           'h+': this.getHours(),
           'm+': this.getMinutes(),
           's+': this.getSeconds(),
           'q+': Math.floor((this.getMonth() + 3) / 3),
           S: this.getMilliseconds(),
   ...
   

9. formattedDate()

   Date.prototype.formattedDate = function(){
     var dd   = (this.getDate() < 10 ? "0" : "") + this.getDate();
     var mm   = (this.getMonth() + 1 < 10 ? "0" : "") + (this.getMonth() + 1);
     var yyyy = this.getFullYear();
     return yyyy + '/' + mm + '/' + dd;