작업 19시간 대상, 인용 유형 - 코드 문제

    var str=getIntv("2017-01-01");
    function getIntv(str){
        var during=Math.abs(Date.parse(str)-Date.now())/1000;// 
        var day=Math.floor(during/(24*3600));
        var hour=Math.floor((during-day*24*3600)/3600);
        var minute=Math.floor((during-day*24*3600-hour*3600)/60);
        var second=Math.floor(during-day*24*3600-hour*3600-minute*60);
        if(during<0){
            interval=" "+str+" "+day+"  "+hour+"  "+minute+"  "+second+"  ";
            return interval;
        }else{
            interval=" "+str+" "+day+"  "+hour+"  "+minute+"  "+second+"  ";
            return interval;
        }
    }
    console.log(str);// 2017-01-01 47  16  49  36  

    var str = getChsDate('2015-01-08');
    function getChsDate(str){
        var chstr=[" "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "," "]
        var time=new Date(str);
        var year=time.getFullYear()+"";
        var month=time.getMonth()+1+"";
        var date=time.getDate()+"";
        return  chstr[year[0]]+chstr[year[1]]+chstr[year[2]]+chstr[year[3]]+" "+chstr[month]+" "+chstr[date]+" "

    }
    console.log(str);  //  

var lastWeek =  getLastNDays(7); // ‘2016-01-08’
    var lastMonth = getLastNDays(30); //'2015-12-15'
    function getLastNDays(num){
        var during= new Date(Date.now()-num*24*60*60*1000);
        var year=during.getFullYear()+"-";
        var month=during.getMonth()+1+"-";
        var date=during.getDate()
        return time=year+month+date;
        console.log(time);
    }

     var Runtime = (function(){
     var startTime,endTime,getTime;
     var obj = {
     start: function(){
       startTime=Date.now() // 
     },
  end: function(){
     endTime=Date.now() //  
     },
     get: function(){
       return getTime=(endTime-startTime)/1000+" "// 
     }
 };
 return obj;
 }());
 Runtime.start();
 for(var i=0;i<10000;i++){
     console.log(" ")
 }
 Runtime.end();
 console.log(Runtime.get());

      function countMethod(n){
      if(n===1||n===0){
         return 1;
      }else{
          return countMethod(n-1)+countMethod(n-2);
      }
  }
  countMethod(20);//10946

function deepCopy(oldObj){
        var newObj=oldObj;
        if (oldObj&&typeof oldObj==="object") {
            newObj= Object.prototype.toString.call(oldObj)==="[object Array]"? []:{};
            for(var i in oldObj){
                newObj[i]=deepCopy(oldObj[i]);
            }
        }
        return newObj;
    }

function deepCopy(oldObj){
        var newObj=JSON.stringify(oldObj);
        return JSON.parse(newObj);
    }