execute
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小牛编辑
133浏览
2023-12-01
描述 (Description)
当路由匹配其相应的回调时使用它。
语法 (Syntax)
router.execute(callback, args)
参数 (Parameters)
callback - 当与路线匹配时执行。
args - 在execute方法中传递的参数。
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 Route1 = Backbone.View.extend ({
//Creates the route1 link for the text to be change after triggerring
//the click event
template: '<b>This is route 1</b>',
//The 'initialize' function creates new constructor for the router instantiation
initialize: function () {
this.execute();
},
//This is called when a route matches its corresponding callback
execute: function () {
this.$el.html(this.template);
}
});
var Route2 = Backbone.View.extend ({
template: '<b>This is route 2</b>',
initialize: function () {
this.execute();
},
execute: function () {
this.$el.html(this.template);
}
});
//'AppRouter' is a name of the router class
var AppRouter = Backbone.Router.extend ({
routes: {
'': 'homeRoute',
'route/1': 'homeRoute',
'route/2': 'aboutRoute',
},
//When you click on route1, it will navigate to the custom view class 'Route1'
homeRoute: function () {
var route1 = new Route1();
$("#content").html(route1.el);
},
//When you click on route2, it will navigate to the custom view class 'Route2'
aboutRoute: function () {
var route2 = new Route2();
$("#content").html(route2.el);
}
});
var appRouter = new AppRouter(); //It is an instantiation of the router
//It start listening to the routes and manages the history for bookmarkable URL's
Backbone.history.start();
</script>
<body>
<div id = "navigation">
<a href = "#/route/1">route1</a>
<a href = "#/route/2">route2</a>
</div>
<div id = "content></div>
</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 -
将上述代码保存在execute.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。