route

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2023-12-01

描述 (Description)

它为路由器提供路由，并使用slash后跟colons和参数名称附加路由器的参数。

语法 (Syntax)

router.route(route, name, [callback])

参数 (Parameters)

route - 它可以是路由字符串或正则表达式。
name - 它是路由器参数的名称。
callback - 如果省略回调参数，则为路由器的名称。

例子 (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 ) {
            router.navigate('/');
         }
      });
      //'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: {
               '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>
      <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>

输出 (Output)

让我们执行以下步骤来查看上述代码的工作原理 -

将以上代码保存在route.htm文件中。
在浏览器中打开此HTML文件。

NOTE - 以上功能与地址栏有关。因此，当您在浏览器中打开上述代码时，它将显示如下结果。