Nodejs Date Parse setISO8601(timestamp)

Method Source Code

/*//w  w  w . j  av a 2s.c  o  m
 Internet Timestamp Parser
 Copyright (c) 2009 Sebastiaan Deckers
 License: GNU General Public License version 3 or later
*/
Date.prototype.setISO8601 = function (timestamp) {
 var match = timestamp.match(
  "^([-+]?)(\\d{4,})(?:-?(\\d{2})(?:-?(\\d{2})" +
  "(?:[Tt ](\\d{2})(?::?(\\d{2})(?::?(\\d{2})(?:\\.(\\d{1,3})(?:\\d+)?)?)?)?" +
  "(?:[Zz]|(?:([-+])(\\d{2})(?::?(\\d{2}))?)?)?)?)?)?$");
 if (match) {
  for (var ints = [2, 3, 4, 5, 6, 7, 8, 10, 11], i = ints.length - 1; i >= 0; --i)
   match[ints[i]] = (typeof match[ints[i]] != "undefined"
    && match[ints[i]].length > 0) ? parseInt(match[ints[i]], 10) : 0;
  if (match[1] == '-') // BC/AD
   match[2] *= -1;
  var ms = Date.UTC(
   match[2], // Y
   match[3] - 1, // M
   match[4], // D
   match[5], // h
   match[6], // m
   match[7], // s
   match[8] // ms
  );
  if (typeof match[9] != "undefined" && match[9].length > 0) // offset
   ms += (match[9] == '+' ? -1 : 1) *
    (match[10]*3600*1000 + match[11]*60*1000); // oh om
  if (match[2] >= 0 && match[2] <= 99) // 1-99 AD
   ms -= 59958144000000;
  this.setTime(ms);
  return this;
 }
 else
  return null;
}

Related

1. parse(iSeptaTime)

   Date.parse = function(iSeptaTime) {
     if (iSeptaTime instanceof Date) {
       return iSeptaTime;
     } else {
       var parts = iSeptaTime.match(/(\d+):(\d+)\s+(AM|PM)/);
       if (parts[1] < 12 && parts[3] == 'PM') {
         parts[1] = parseInt(parts[1], 10) + 12;
       } else if (parts[1] == 12 && parts[3] == 'AM') {
         parts[1] = 0;
   ...
   

2. parse(s)

   Date.prototype.parse = function (s) {
       if ((s || '') == '')
           return null;
       if (typeof (s) == "object")
           return s;
       if (typeof (s) == 'string') {
           if (/\/Date\(.*\)\
               return eval(s.replace(/\/Date\((.*?)\)\
           else if (/(\d{8})/.test(s)) {
               return eval(s.replace(/(\d{4})(\d{2})(\d{2})/, "new Date($1,parseInt($2)-1,$3)"));
           else if (/(\d{4})[-/](\d{1,2})[-/](\d{1,2})[T\s](\d{1,2})\:(\d{1,2})(?:\:(\d{1,2}))?/.test(s)) {
               return eval(s.replace(/(\d{4})[-/](\d{1,2})[-/](\d{1,2})[T\s](\d{1,2})\:(\d{1,2})(?:\:(\d{1,2}))?[\w\W]*/, "new Date($1,parseInt($2)-1,parseInt($3),parseInt($4),parseInt($5),parseInt($6)||0)"));
           else if (/(\d{4})[-/](\d{1,2})[-/](\d{1,2})/.test(s)) {
               return eval(s.replace(/(\d{4})[-/](\d{1,2})[-/](\d{1,2})/, "new Date($1,parseInt($2)-1,$3)"));
           try {
               return new Date(s);
           } catch (e) {
               return null;
       return null;
   };
   

3. parseDate(date, format)

   Date.parseDate = function(date, format) {
     if (format === undefined)
       format = 'Y-m-d';
     var formatSeparator = format.match(/[.\/\-\s].*?/);
     var formatParts     = format.split(/\W+/);
     var parts           = date.split(formatSeparator);
     var date            = new Date();
     if (parts.length === formatParts.length) {
       date.setHours(0);
   ...
   

4. parseFromJsonFormat(dateStr)

   Date.parseFromJsonFormat = function(dateStr) {
       var str = dateStr.substring(6, dateStr.length - 2);
       return new Date(str * 1);
   };
   

5. setISO8601(timestamp)

   Date.prototype.setISO8601 = function (timestamp) {
       var match = timestamp.match("^([-+]?)(\\d{4,})(?:-?(\\d{2})(?:-?(\\d{2})" +
           "(?:[Tt ](\\d{2})(?::?(\\d{2})(?::?(\\d{2})(?:\\.(\\d{1,3})(?:\\d+)?)?)?)?" +
           "(?:[Zz]|(?:([-+])(\\d{2})(?::?(\\d{2}))?)?)?)?)?)?$");
       if (match) {
           for (var ints = [2, 3, 4, 5, 6, 7, 8, 10, 11], i = ints.length - 1; i >= 0; --i)
               match[ints[i]] = (typeof match[ints[i]] != "undefined" && match[ints[i]].length > 0)
                   ? parseInt(match[ints[i]], 10)
                   : 0;
   ...
   

6. setISODuration(input)

   Date.prototype.setISODuration = function (input) {
     var ISODurationRegex = /P((([0-9]*\.?[0-9]*)Y)?(([0-9]*\.?[0-9]*)M)?(([0-9]*\.?[0-9]*)W)?(([0-9]*\.?[0-9]*)D)?)?(T(([0-9]*\.?[0-9]*)H)?(([0-9]*\.?[0-9]*)M)?(([0-9]*\.?[0-9]*)S)?)?/
     if(typeof input !== 'string') {
       return console.log("err");
     if(ISODurationRegex.test(input) === false) {
       return console.log('err');
     var matches = input.match(ISODurationRegex);
   ...
   

7. parseToDate()

   String.prototype.parseToDate = function () {
       var s = this.split("/");
       return s.length === 3 ? new Date(s[0], parseInt(s[1]) - 1, s[2]) : null;
   };
   

8. parseToDate()

   String.prototype.parseToDate = function() {
     var year = Number(this.substring(0, 4));
     var month = Number(this.substring(5, 7)) - 1;
     var date = Number(this.substring(8, 10));
     var hours = Number(this.substring(11, 13));
     var minutes = Number(this.substring(14, 16));                                                                                                  
       var result = new Date(year, month, date, hours, minutes,0,0);
       console.log(year);
       console.log(month);
   ...