Nodejs Date Format format(format)

Method Source Code

Date.prototype.format = function(format) {
   var o = {//from  ww w .j  a va  2s.c  om
      "M+" : this.getMonth() + 1, // month
      "d+" : this.getDate(), // day
      "h+" : this.getHours(), // hour
      "m+" : this.getMinutes(), // minute
      "s+" : this.getSeconds(), // second
      "q+" : Math.floor((this.getMonth() + 3) / 3), // quarter
      "S" : this.getMilliseconds()
   // millisecond
   }

   if (/(y+)/.test(format)) {
      format = format.replace(RegExp.$1, (this.getFullYear() + "")
            .substr(4 - RegExp.$1.length));
   }

   for ( var k in o) {
      if (new RegExp("(" + k + ")").test(format)) {
         format = format.replace(RegExp.$1, RegExp.$1.length == 1 ? o[k]
               : ("00" + o[k]).substr(("" + o[k]).length));
      }
   }
   return format;
}


function stringToDate(DateStr) {
   var converted = Date.parse(DateStr);
   var myDate = new Date(converted);
   if (isNaN(myDate)) {
      // var delimCahar = DateStr.indexOf('/')!=-1?'/':'-';
      var arys = DateStr.split('-');
      myDate = new Date(arys[0], --arys[1], arys[2]);
   }
   return myDate;
}

Related

1. format(format)

   function formatJsonDateTime(val,formatType) {
       var re = /-?\d+/;
       var m = re.exec(val);
       var d = new Date(parseInt(m[0]));
       return d.format(formatType);
   Date.prototype.format = function (format)
       var o = {
   ...
   

2. format(format)

   Date.prototype.format = function (format)
       var args = {
           "M+": this.getMonth() + 1,
           "d+": this.getDate(),
           "h+": this.getHours(),
           "m+": this.getMinutes(),
           "s+": this.getSeconds(),
       };
   ...
   

3. format(format)

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

4. format(format)

   'use strict'
   const fs = require('fs');
   const path = require('path');
   Date.prototype.format = function(format) {
       let o = {
           "M+": this.getMonth() + 1,
           "d+": this.getDate(),
           "H+": this.getHours(),
           "m+": this.getMinutes(),
   ...
   

5. format(format)

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

6. format(format)

   Date.prototype.format = function(format) {
     if (format === undefined)
       return this.toString();
     var formatSeparator = format.match(/[.\/\-\s].*?/);
     var formatParts     = format.split(/\W+/);
     var result          = '';
     for (var i=0; i<=formatParts.length; i++) {
       switch(formatParts[i]) {
         case 'd':
   ...
   

7. format(format)

   Date.prototype.format = function(format) {
       var 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()
   ...
   

8. format(format)

   Date.prototype.format = function (format) {
       format = format || "yyyy-MM-dd";
       var args = {
           "M+": this.getMonth() + 1,
           "d+": this.getDate(),
           "h+": this.getHours(),
           "m+": this.getMinutes(),
           "s+": this.getSeconds(),
           "q+": Math.floor((this.getMonth() + 3) / 3),  
   ...
   

9. format(format)

   Date.prototype.format = function(format) 
     var monName = [ "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" ];
     var dayName = [ "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" ];
     var o = {
       "M+" : this.getMonth() + 1, 
       "d+" : this.getDate(), 
       "h+" : this.getHours(), 
       "i+" : this.getHours() + 1, 
   ...