JSFiddle - React, Tailwind, and code Playground

JavaScript

var size = new Array("S", "M", "L", "XL", "XXL");
  var color = new Array("Red", "Blue", "Green", "White", "Black");
  var options = new Array(size, color);

  var len = options.length;
    for(var i = 0; i<len; i++)
   {  
    for(var key in options[i])
     {
           alert(options[i][key])
     }
               
   }