rfc1123 date formatter

rfc1123.js

;(function () {

    var dayNames  = ["Sun", "Mon", "Tues", "Wednes", "Thurs", "Fri", "Satur"],
        monthAbbr = ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"];

    // ddd, dd MMM yyyy HH:mm:ss GMT
    Date.prototype.rfc1123 = function () {
        var self = this,
            getVal = function (name) {
                var val = "" + self["get" + name]();
                return val.length > 1 ? val : "0" + val;
            };

        return dayNames[+getVal("Day")]         // ddd
                + "day, "
                + getVal("Date")                // dd
                + " "
                + monthAbbr[+getVal("Month")]   // MMM
                + " "
                + getVal("FullYear")            // yyyy
                + " "
                + getVal("Hours")               // HH
                + ":"
                + getVal("Minutes")             // mm
                + ":"
                + getVal("Seconds")             // ss
                + " GMT";
    };

}());

rfc1123.min.js

;(function(){var c=["Sun","Mon","Tues","Wednes","Thurs","Fri","Satur"],d=["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"];Date.prototype.rfc1123=function(){var e=this,a=function(b){b=""+e["get"+b]();return b.length>1?b:"0"+b};return c[+a("Day")]+"day, "+a("Date")+" "+d[+a("Month")]+" "+a("FullYear")+" "+a("Hours")+":"+a("Minutes")+":"+a("Seconds")+" GMT"}}());