JSFiddle - React, Tailwind, and code Playground

JavaScript

var arr = [2426,3045,,1680,,,1323,,,,1311];
function test(array){
    var arr = array.filter(function(item){
      return item!='';//Check if string item is empty.
    })
    return arr;
}
//Call
var arr = test(arr).sort();//To sort
console.log(arr);