Coding of most popular days

(Most Popular Days of the Week)

 

  function mostPopularDays(week)
{
    this.name=name;
    this.traffic=traffic;
   var sat = new Weekday('Saturday', 33);
var sun = new Weekday('Sunday', 23);
var mon = new Weekday('Monday',NaN);
var tue = new Weekday('Tuesday', 33);
var wed = new Weekday('Wednesday', 5);
var thu = new Weekday('Thursday', 18);
var fri = new Weekday('Friday', 29);
var week = [sat , sun , mon , tue , wed , thu , fri];

  
   week.sort((a, b) => b.traffic - a.traffic); // sort by descending order
   return week
           .filter(day => day.traffic === week[0].traffic)
           .map(day => day.name);
    
    return week.filter(day=> day.NaN === week [traffic.map(day=> day.name)


    	function mostPopularDays(week) {
    if (week && week.length) {
        result = [];
        maxTraffic = 0;
        for (var day of week) {
            var dayTraffic = day.traffic;
            if (dayTraffic > maxTraffic) {
                result = [day.name];
                maxTraffic = dayTraffic;
            } else if (dayTraffic == maxTraffic) {
                result.push(day.name);
            }
        }
        return (result.length > 1) ? result : result[0];
    }
    return null;
}
    
//console.log(mostPopularDays(week)); // [Saturday, Tuesday]