BackboneJS - Router Navigate


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Description

To save the application as a URL, you need to use the navigate method to update the URL.

Syntax

router.navigate(fragment, options)

Parameters

  • fragment − It is the name of the parameter in which the url will be displayed after this parameter.

  • options − The options such as trigger and replace to call the route function and to update the URL.

Example

<!DOCTYPE html>
<html>
   <head>
      <title>Router 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>
   </head>
   
   <script type = "text/javascript">
   
      //'RouteMenu' is a name of the view class
      var RouteMenu = Backbone.View.extend ({
         el: '#routemenu',   //'el' defines which element to be used as the view reference

         //defines a click event to be occur on link
         events: {
            'click a' : 'onClick'
         },

         //After clicking on a link, router calls 'navigate' to update URL
         onClick: function( e ) {

            //Uses the navigate() method save the application as URL
            router.navigate('/');
         }
      });
      var Router = Backbone.Router.extend ({

         //The 'routes' maps URLs with parameters to functions on your router
         routes: {
            'route/:id' : 'defaultRoute'
         },
      });

      //'routemenu' is an instance of the view class
      var routemenu = new RouteMenu();

      //It start listening to the routes and manages the history for bookmarkable URL's
      Backbone.
      history.start();
   </script>
   
   <body>
      <p>It refers to the view class 'RouteMenu' and creates the 3 links 
      which changes the url when you click on the links</p>
      
      <section id = "routemenu">
         <ul>
            <li> <a href = "#/route/1">route 1 </a> </li>
            <li> <a href = "#/route/2">route 2 </a> </li>
            <li> <a href = "#/route/3">route 3 </a> </li>
         </ul>
      </section>
   </body>
</html>

Output

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

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

  • Open this HTML file in a browser.

NOTE − The above functionality is related to the address bar. So, when you will open the above code in the browser, it will show the result as follows.

navigate example

Click here for the demo

backbonejs_router.htm
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