Date Format with support for day, week, month, time, full time - Node.js Date

Node.js examples for Date:Month

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Description

Date Format with support for day, week, month, time, full time

Demo Code


Date.prototype.format = function(format) {
  var returnStr = '';
  var replace = Date.replaceChars;
  for (var i = 0; i < format.length; i++) {
    var curChar = format.charAt(i);
    if (replace[curChar]) {
      returnStr += replace[curChar].call(this);
    } else {/*from  w w w  . j  ava 2s  .c o  m*/
      returnStr += curChar;
    }
  }
  return returnStr;
};
Date.replaceChars = {
  shortMonths: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'],
  longMonths: ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'],
  shortDays: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'],
  longDays: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'],
  
  // Day
  d: function() { return (this.getDate() < 10 ? '0' : '') + this.getDate(); },
  D: function() { return Date.replaceChars.shortDays[this.getDay()]; },
  j: function() { return this.getDate(); },
  l: function() { return Date.replaceChars.longDays[this.getDay()]; },
  N: function() { return this.getDay() + 1; },
  S: function() { return (this.getDate() % 10 == 1 && this.getDate() != 11 ? 'st' : (this.getDate() % 10 == 2 && this.getDate() != 12 ? 'nd' : (this.getDate() % 10 == 3 && this.getDate() != 13 ? 'rd' : 'th'))); },
  w: function() { return this.getDay(); },
  z: function() { return "Not Yet Supported"; },
  // Week
  W: function() { return "Not Yet Supported"; },
  // Month
  F: function() { return Date.replaceChars.longMonths[this.getMonth()]; },
  m: function() { return (this.getMonth() < 9 ? '0' : '') + (this.getMonth() + 1); },
  M: function() { return Date.replaceChars.shortMonths[this.getMonth()]; },
  n: function() { return this.getMonth() + 1; },
  t: function() { return "Not Yet Supported"; },
  // Year
  L: function() { return "Not Yet Supported"; },
  o: function() { return "Not Supported"; },
  Y: function() { return this.getFullYear(); },
  y: function() { return ('' + this.getFullYear()).substr(2); },
  // Time
  a: function() { return this.getHours() < 12 ? 'am' : 'pm'; },
  A: function() { return this.getHours() < 12 ? 'AM' : 'PM'; },
  B: function() { return "Not Yet Supported"; },
  g: function() { return this.getHours() % 12 || 12; },
  G: function() { return this.getHours(); },
  h: function() { return ((this.getHours() % 12 || 12) < 10 ? '0' : '') + (this.getHours() % 12 || 12); },
  H: function() { return (this.getHours() < 10 ? '0' : '') + this.getHours(); },
  i: function() { return (this.getMinutes() < 10 ? '0' : '') + this.getMinutes(); },
  s: function() { return (this.getSeconds() < 10 ? '0' : '') + this.getSeconds(); },
  // Timezone
  e: function() { return "Not Yet Supported"; },
  I: function() { return "Not Supported"; },
  O: function() { return (-this.getTimezoneOffset() < 0 ? '-' : '+') + (Math.abs(this.getTimezoneOffset() / 60) < 10 ? '0' : '') + (Math.abs(this.getTimezoneOffset() / 60)) + '00'; },
  T: function() { var m = this.getMonth(); this.setMonth(0); var result = this.toTimeString().replace(/^.+ \(?([^\)]+)\)?$/, '$1'); this.setMonth(m); return result;},
  Z: function() { return -this.getTimezoneOffset() * 60; },
  // Full Date/Time
  c: function() { return "Not Yet Supported"; },
  r: function() { return this.toString(); },
  U: function() { return this.getTime() / 1000; }
};

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