Javascript Date Format(fmt)

Date.prototype.Format = function(fmt)
{
 var o = {//from   w ww  .j a va  2 s.co  m
  "M+" : this.getMonth()+1,
  "d+" : this.getDate(),
  "h+" : this.getHours(),
  "m+" : this.getMinutes(),
  "s+" : this.getSeconds(),
  "q+" : Math.floor((this.getMonth()+3)/3),
  "S"  : this.getMilliseconds()
 };
 if(/(y+)/.test(fmt))
  fmt=fmt.replace(RegExp.$1, (this.getFullYear()+"").substr(4 - RegExp.$1.length));
 for(var k in o)
  if(new RegExp("("+ k +")").test(fmt))
   fmt = fmt.replace(RegExp.$1, (RegExp.$1.length==1) ? (o[k]) : (("00"+ o[k]).substr((""+ o[k]).length)));
 return fmt;
}

Date.prototype.format = function (fmt) {
    var o = {/* w  ww  . j a  va2 s  . c o m*/
        "M+": this.getMonth() + 1, //Month 
        "d+": this.getDate(), //Day 
        "h+": this.getHours(), //Hour 
        "m+": this.getMinutes(), //Minute 
        "s+": this.getSeconds(), //Second 
        "S": this.getMilliseconds() //Millisecond 
    };
    if (/(y+)/.test(fmt)) fmt = fmt.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));
    for (var k in o)
    if (new RegExp("(" + k + ")").test(fmt)) fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
    return fmt;
};

/**//from ww  w  .  j a  va2 s .  c  o m
 * Created by Sin on 14-11-13.
 */
Date.prototype.format = function (fmt) {
 var o = {
  "M+": this.getMonth() + 1,
  "d+": this.getDate(),
  "h+": this.getHours(),
  "m+": this.getMinutes(),
  "s+": this.getSeconds(),
  "q+": Math.floor((this.getMonth() + 3) / 3),
  "S": this.getMilliseconds()
 };
 if (/(y+)/.test(fmt))
  fmt = fmt.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));
 for (var k in o)
  if (new RegExp("(" + k + ")").test(fmt))
   fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
 return fmt;
};

// javascript file

Date.DATETIME_FORMAT = "yyyy-MM-dd hh:mm:ss";
Date.DATE_FORMAT = "yyyy-MM-dd";

Date.prototype.format = function(fmt) {
    var o = {//w ww .  j  av a  2  s .c om
        y: this.getFullYear(),
        M: this.getMonth() + 1,
        d: this.getDate(),
        h: this.getHours(),
        m: this.getMinutes(),
        s: this.getSeconds()
    }; 
 
    return fmt.replace(/(y+|M+|d+|h+|m+|s+)/g, function(e) {
        var key = e.charAt(0);
        if (e.length > 1) {
            o[key] = "0" + o[key];
        }
        return (o[key].toString().slice(-(e.length > 2 ? e.length : 2)));
    }); 
}

Date.prototype.format = function (fmt) {
    var date = this;

    return fmt.replace(
        /\{([^}:]+)(?::(\d+))?\}/g,/*from  w  w w. ja v  a2s.c o  m*/
        function (s, comp, pad) {
            var fn = date["get" + comp];

            if (fn) {
                var v = (fn.call(date) +
                    (/Month$/.test(comp) ? 1 : 0)).toString();

                return pad && (pad = pad - v.length)
                    ? new Array(pad + 1).join("0") + v
                    : v;
            } else {
                return s;
            }
        });
};

Date.prototype.Format = function(fmt) {
    var k, o, str;
    o = {//ww w. j a  v  a  2  s  .  c  o  m
        "M+": this.getMonth() + 1,
        "d+": this.getDate(),
        "h+": this.getHours(),
        "m+": this.getMinutes(),
        "s+": this.getSeconds(),
        "q+": Math.floor((this.getMonth() + 3) / 3),
        "S": this.getMilliseconds()
    };
    if (/(y+)/.test(fmt)) {
        fmt = fmt.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));
    }
    for (k in o) {
        if (!(new RegExp("(" + k + ")").test(fmt))) {
            continue;
        }
        if (RegExp.$1.length === 1) {
            str = o[k];
        } else {
            str = ("00" + o[k]).substr(("" + o[k]).length);
        }
        fmt = fmt.replace(RegExp.$1, str);
    }
    return fmt;
};
module.exports = Date.prototype.Format;

// format the date into a specific way
Date.prototype.Format = function (fmt) {
    var o = {/*from w w  w . j a  va  2s  .  co m*/
        "M+": this.getMonth() + 1, 
        "d+": this.getDate(),  
        "H+": this.getHours(), 
        "m+": this.getMinutes(), 
        "s+": this.getSeconds(), 
        "q+": Math.floor((this.getMonth() + 3) / 3), 
        "S": this.getMilliseconds()  
    };
    if (/(y+)/.test(fmt)) fmt = fmt.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));
    for (var k in o)
    if (new RegExp("(" + k + ")").test(fmt)) fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
    return fmt;
}

// get the formated current time
exports.currentTime = function(){
 return new Date().Format("yyyy-MM-dd HH:mm:ss");
}

// format a date
exports.format = function(date){
    return date.Format("yyyy-MM-dd HH:mm:ss");
}