BackboneJS - Router Initialize



It creates a new constructor for the router instantiation.


new Router(options)


options − These are passed to the initialize function.


<!DOCTYPE html>
      <title>Router Example</title>
      <script src = ""
         type = "text/javascript"></script>
      <script src = ""
         type = "text/javascript"></script>
      <script src = ""
         type = "text/javascript"></script>
      <script type = "text/javascript">
         //'Router' is a name of the router class
         var Router = Backbone.Router.extend ({

         //The 'routes' maps URLs with parameters to functions on your router
            routes: {
               '': 'myroute_1',
               'myroute_2': 'myroute_2'

            //After executing the code, it will display this line
            myroute_1: function() {
               document.write("myroute one has been called.");

            //When you enter the #myroute_2 at the end of url, it will display this line
            myroute_2: function() {
               document.write("myroute two has been called.");
         //It is an instantiation of the router using the 'new' keyword
         var appRouter = new Router;  

         //It start listening to the routes and manages the history for bookmarkable URL's


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.

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

initialize example

Click here for the demo