Nodejs String to Date Convert getDate()

Method Source Code

String.prototype.getDate = function() {
    return this.toDate().getDate();
}

Related

1. toDate(pattern = 'YYYY-MM-DD')

   String.prototype.toDate = function (pattern = 'YYYY-MM-DD') {
       let date = new Date()
       if (pattern.indexOf("YYYY") > -1) {
           const yearIndex = pattern.indexOf("YYYY")
           date.setFullYear(this.substring(yearIndex,yearIndex+4))
       if(pattern.indexOf("MM")>-1){
           const monthIndex = pattern.indexOf("MM")
           date.setMonth(this.substring(monthIndex,monthIndex+2)-1)
   ...
   

2. toDate(str)

   String.prototype.toDate = function(str) {
       var m = this.match(/(\d+)-(\d+)-(\d+)\s+(\d+):(\d+):(\d+)/);
       return new Date(+m[1], +m[2] - 1, +m[3], +m[4], +m[5], +m[6]);
   

3. toDateFormat(format)

   String.prototype.toDateFormat = function (format) {
       return this.parseToDate().toDateFormat(format);
   };
   

4. toDateFromAspNet()

   if (!window.console) {
       console = {
           log: function (msg) {
       };
   };
   String.prototype.toDateFromAspNet = function () {
       var dte = eval("new " + this.replace(/\
       dte.setMinutes(dte.getMinutes() - dte.getTimezoneOffset());
   ...
   

5. toDateFromAspNet()

   String.prototype.toDateFromAspNet = function () {
       var dte = eval("new " + this.replace(/\
       dte.setMinutes(dte.getMinutes() - dte.getTimezoneOffset());
       return dte;
   };
   

6. getDateString()

   Date.prototype.getDateString = function(){
     var S = this.getSeconds(),
         M = this.getMinutes(), H = this.getHours(),
         dd = this.getDate(), mm = this.getMonth()+1, 
         yyyy = this.getFullYear();
     if(dd<10){
       dd ='0'+dd
     if(mm<10) {
   ...
   

7. getDateString()

   Date.prototype.getDateString = function () {
      return this.getFullYear() + '/' + this.getMonth2() + '/' + this.getDate2();
   };
   Date.prototype.addDays = function (days) {
       this.setDate(this.getDate() + days);
       return this;
   };
   Date.prototype.getDate2 = function () {
      var date = this.getDate();
   ...
   

8. getDateString()

   Date.prototype.getDateString = function () {
      return this.getFullYear() + '/' + this.getMonth2() + '/' + this.getDate2();
   };
   

9. getDateString(str)

   Date.prototype.getDateString = function(str)
     var dnames = ['Sunday', 'Monday', 'Tuesday', 'Wednesday',
         'Thursday', 'Friday', 'Saturday', 'Sunday'];
     var mnames = ['January', 'February', 'March', 'April',
         'May', 'June', 'July', 'August', 'September',
         'October', 'Novemeber', 'December'];
     str = str.replace('%day', dnames[this.getDay()]);
     str = str.replace('%date', this.getDate());
   ...