Sets a date string into ISO8601 format - Node.js Date

Node.js examples for Date:Date Format

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Description

Sets a date string into ISO8601 format

Demo Code


/**/*w  w  w.  j a v a2s .  c  o m*/
 * Sets a date string into ISO8601 format
 * @method Date.setISO8601
 * @param {String} string is the string of the date
 */
Date.prototype.setISO8601 = function(string) {
  var regexp = "([0-9]{4})(-([0-9]{2})(-([0-9]{2})" + "([T,\ ]([0-9]{2}):([0-9]{2})(:([0-9]{2})(\.([0-9]+))?)?" + "(Z|(([-+])([0-9]{2}):([0-9]{2})))?)?)?)?";

  if (string === undefined || string === null) {
    return;
  }

  var d = string.match(new RegExp(regexp));

  var offset = 0;
  var date = new Date(d[1], 0, 1);

  if (d[3]) { date.setMonth(d[3] - 1); }
  if (d[5]) { date.setDate(d[5]); }
  if (d[7]) { date.setHours(d[7]); }
  if (d[8]) { date.setMinutes(d[8]); }
  if (d[10]) { date.setSeconds(d[10]); }
  if (d[12]) { date.setMilliseconds(Number("0." + d[12]) * 1000); }
  if (d[14]) {
      offset = (Number(d[16]) * 60) + Number(d[17]);
      offset *= ((d[15] == '-') ? 1 : -1);
  }
  
  offset -= date.getTimezoneOffset();
  time = (Number(date) + (offset * 60 * 1000));
  this.setTime(Number(time));
};

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