BackboneJS - Model Clone


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Description

A Model Clone is used to create a deep copy of a model or to copy one model object to another object.

Syntax

model.clone()

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">
         var Person  = Backbone.Model.extend();
         var person = new Person ({
            p_name: 'Sachin Tendulkar',
            country: 'India'
         });
         var details = person.clone();
         
         //output would be a deep clone of Person Model
         document.write(JSON.stringify(details));
      </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 clone.htm file.

  • Open this HTML file in a browser.

backbonejs_model.htm
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