JSFiddle - React, Tailwind, and code Playground

by luka kupunia

HTML

<div class="box"></div>
<div class="box"></div>
<div class="box"></div>
<div class="box"></div>

<div class="demo"></div>
<div class="demo"></div>
<div class="demo"></div>

JavaScript

var a = document.querySelectorAll('.box');
var b = document.querySelectorAll('.demo');


function luka(){

	var  arr = [];
  for(var i = 0; i< arguments.length; i++){
  	arr.push(...arguments[i]);
  }
  
  for(var i = 0; i< arr.length; i++){
  	arr[i].style.width = '10px';
  }
	
}

luka(a,b);