BackboneJS - Model Extend


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Description

It is used to extend the backbone.Model class while creating your own backbone Model.

Syntax

Backbone.Model.extend(properties, [classProperties])

Parameters

  • properties − It provides instance properties for the Model class.

  • classProperties − The class properties are attached to the constructor function.

Example

<!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">
         MyModel = Backbone.Model.extend ({
            initialize: function() {
               document.write("Welcome to TutorialsPoint..");
            }
         });
         var mymodel = new MyModel;
      </script>
         
   </head>
   <body></body>
</html>

Output

Let us carry out the following steps to see how the above code works −

  • Save the above code in the extend.htm file.

  • Open this HTML file in a browser.

backbonejs_model.htm
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