// Method 1
ar arr = new Array(0,-1,4);
console.log(arr);
var newArr = arr.sort();
console.log(newArr);
var ReverseSort = newArr.reverse();
console.log(ReverseSort);

                              // Method 2
var x = 0 ;
var y =-1;
var z = 4;
var temp = [];
var arr = new Array(0,-1,4);
for(var i=0;i<=arr.lengh;i++)
{
    if(arr[i]>arr[i+1])
    {
        temp[i]=arr[i];
        console.log(temp);
    }
}
console.log(temp);