BackboneJS - Model Initialize

Description

When a model instance is created, the class's constructor gets called and it is invoked by defining the initialize function.

Syntax

new Model(attributes, options)

Parameters

attributes − Attributes define properties of a model, when creating instance of that model.
options − These are the options such as id, name, etc., used with attributes when a model is created.

Example

Live Demo

<!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 initialize.htm file.
Open this HTML file in a browser.

backbonejs_model.htm