Filter null from an array in JavaScript

Question

I have a task to remove false, null, 0, "", undefined, and NaN elements from an given array. I worked on a solution which removes all except null. Anyone can expla

Answer 1

Use

function bouncer(arr) {
 return arr.filter(function(item){
   return !!item;
 });
}

console.log(bouncer([1,"", null, NaN, 2, undefined,4,5,6]));