BackboneJS - Model Sync


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Description

It can be used to communicate with the server and to represent the state of a model.

Syntax

model.sync(method,model,options)

Parameters

  • method − It represents the CRUD operations such as create, read, update and delete.

  • model − It is used to save the data on the model.

  • options − It fires success or error message depending on the method succeeded.

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 details = new Backbone.Model ({
            fname: "Sachin",
            lname: "Tendulkar"
         });
         Backbone.sync = function(method, model) {
            document.write(method + ": " + model.get('fname')+ " " +model.get('lname'));
         };
         details.save();
      </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 sync.htm file.

  • Open this HTML file in a browser.

backbonejs_model.htm
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