JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://underscorejs.org/underscore-min.js"></script>
<script src="http://backbonejs.org/backbone-min.js"></script>

JavaScript

var RefreshView = Backbone.View.extend({
  
  initialize:function(){
      
       alert(.val());
      
    },
  
   });

var r = new RefreshView();