BackboneJS-Model Unset

BackboneJS-Model Unset

<!DOCTYPE html>
<html>
   <head>
      <title> Model Example</title>
      <script src = "https://code.jquery.com/jquery-2.1.3.min.js"
         type = "text/javascript"></script>

      <script src = "https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.2/underscore-min.js"
         type = "text/javascript"></script>

      <script src = "https://cdnjs.cloudflare.com/ajax/libs/backbone.js/1.1.2/backbone-min.js"
         type = "text/javascript"></script>

      <script type="text/javascript">
         var  Company = Backbone.Model.extend();
         var company = new Company();
         company.set({ comp_name: "CodingDict"});
         document.write("<b>Before using unset method , Company name is:</b> ",
            company.get('comp_name'));

         company.unset('comp_name');
         document.write("<br>");
         document.write("<b>After unset, Company name is:</b>",
            company.get('comp_name'));
      </script>

   </head>
   <body></body>
</html>