github.com/ckxng/wakeup@v0.0.0-20190105202853-90356a5f5a15/Release/assets/js/date.format-1.2.3.js (about)

     1  /*
     2   * Date Format 1.2.3
     3   * (c) 2007-2009 Steven Levithan <stevenlevithan.com>
     4   * MIT license
     5   *
     6   * Includes enhancements by Scott Trenda <scott.trenda.net>
     7   * and Kris Kowal <cixar.com/~kris.kowal/>
     8   *
     9   * Accepts a date, a mask, or a date and a mask.
    10   * Returns a formatted version of the given date.
    11   * The date defaults to the current date/time.
    12   * The mask defaults to dateFormat.masks.default.
    13   */
    14  
    15  var dateFormat = function () {
    16  	var	token = /d{1,4}|m{1,4}|yy(?:yy)?|([HhMsTt])\1?|[LloSZ]|"[^"]*"|'[^']*'/g,
    17  		timezone = /\b(?:[PMCEA][SDP]T|(?:Pacific|Mountain|Central|Eastern|Atlantic) (?:Standard|Daylight|Prevailing) Time|(?:GMT|UTC)(?:[-+]\d{4})?)\b/g,
    18  		timezoneClip = /[^-+\dA-Z]/g,
    19  		pad = function (val, len) {
    20  			val = String(val);
    21  			len = len || 2;
    22  			while (val.length < len) val = "0" + val;
    23  			return val;
    24  		};
    25  
    26  	// Regexes and supporting functions are cached through closure
    27  	return function (date, mask, utc) {
    28  		var dF = dateFormat;
    29  
    30  		// You can't provide utc if you skip other args (use the "UTC:" mask prefix)
    31  		if (arguments.length == 1 && Object.prototype.toString.call(date) == "[object String]" && !/\d/.test(date)) {
    32  			mask = date;
    33  			date = undefined;
    34  		}
    35  
    36  		// Passing date through Date applies Date.parse, if necessary
    37  		date = date ? new Date(date) : new Date;
    38  		if (isNaN(date)) throw SyntaxError("invalid date");
    39  
    40  		mask = String(dF.masks[mask] || mask || dF.masks["default"]);
    41  
    42  		// Allow setting the utc argument via the mask
    43  		if (mask.slice(0, 4) == "UTC:") {
    44  			mask = mask.slice(4);
    45  			utc = true;
    46  		}
    47  
    48  		var	_ = utc ? "getUTC" : "get",
    49  			d = date[_ + "Date"](),
    50  			D = date[_ + "Day"](),
    51  			m = date[_ + "Month"](),
    52  			y = date[_ + "FullYear"](),
    53  			H = date[_ + "Hours"](),
    54  			M = date[_ + "Minutes"](),
    55  			s = date[_ + "Seconds"](),
    56  			L = date[_ + "Milliseconds"](),
    57  			o = utc ? 0 : date.getTimezoneOffset(),
    58  			flags = {
    59  				d:    d,
    60  				dd:   pad(d),
    61  				ddd:  dF.i18n.dayNames[D],
    62  				dddd: dF.i18n.dayNames[D + 7],
    63  				m:    m + 1,
    64  				mm:   pad(m + 1),
    65  				mmm:  dF.i18n.monthNames[m],
    66  				mmmm: dF.i18n.monthNames[m + 12],
    67  				yy:   String(y).slice(2),
    68  				yyyy: y,
    69  				h:    H % 12 || 12,
    70  				hh:   pad(H % 12 || 12),
    71  				H:    H,
    72  				HH:   pad(H),
    73  				M:    M,
    74  				MM:   pad(M),
    75  				s:    s,
    76  				ss:   pad(s),
    77  				l:    pad(L, 3),
    78  				L:    pad(L > 99 ? Math.round(L / 10) : L),
    79  				t:    H < 12 ? "a"  : "p",
    80  				tt:   H < 12 ? "am" : "pm",
    81  				T:    H < 12 ? "A"  : "P",
    82  				TT:   H < 12 ? "AM" : "PM",
    83  				Z:    utc ? "UTC" : (String(date).match(timezone) || [""]).pop().replace(timezoneClip, ""),
    84  				o:    (o > 0 ? "-" : "+") + pad(Math.floor(Math.abs(o) / 60) * 100 + Math.abs(o) % 60, 4),
    85  				S:    ["th", "st", "nd", "rd"][d % 10 > 3 ? 0 : (d % 100 - d % 10 != 10) * d % 10]
    86  			};
    87  
    88  		return mask.replace(token, function ($0) {
    89  			return $0 in flags ? flags[$0] : $0.slice(1, $0.length - 1);
    90  		});
    91  	};
    92  }();
    93  
    94  // Some common format strings
    95  dateFormat.masks = {
    96  	"default":      "ddd mmm dd yyyy HH:MM:ss",
    97  	shortDate:      "m/d/yy",
    98  	mediumDate:     "mmm d, yyyy",
    99  	longDate:       "mmmm d, yyyy",
   100  	fullDate:       "dddd, mmmm d, yyyy",
   101  	shortTime:      "h:MM TT",
   102  	mediumTime:     "h:MM:ss TT",
   103  	longTime:       "h:MM:ss TT Z",
   104  	isoDate:        "yyyy-mm-dd",
   105  	isoTime:        "HH:MM:ss",
   106  	isoDateTime:    "yyyy-mm-dd'T'HH:MM:ss",
   107  	isoUtcDateTime: "UTC:yyyy-mm-dd'T'HH:MM:ss'Z'"
   108  };
   109  
   110  // Internationalization strings
   111  dateFormat.i18n = {
   112  	dayNames: [
   113  		"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat",
   114  		"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"
   115  	],
   116  	monthNames: [
   117  		"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec",
   118  		"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"
   119  	]
   120  };
   121  
   122  // For convenience...
   123  Date.prototype.format = function (mask, utc) {
   124  	return dateFormat(this, mask, utc);
   125  };