BackboneJS - 路由導航

說明

要將應用程式另存為 URL，你需要使用導航方法來更新該 URL。

語法

router.navigate(fragment, options)

引數

片段 - 這是將 URL 顯示在此引數之後的引數名稱。
選項 - 選項，如觸發和替換，用於呼叫路由函式並更新 URL。

示例

線上演示

<!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>

輸出

讓我們執行以下步驟，看看上面的程式碼如何工作 -

將上述程式碼儲存在 navigate.htm 檔案中。
在瀏覽器中開啟此 HTML 檔案。

注意 - 上述功能與位址列相關。因此，在瀏覽器中開啟上述程式碼時，它將顯示如下結果。

點選此處檢視演示

backbonejs_router.htm

列印頁面

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