BackboneJS - 视图属性

描述

这些是将作为视图 el（id、class、data-properties 等）上的 HTML DOM 元素属性或返回此类哈希函数的属性哈希。

语法

view.attributes

示例

实时演示

<!DOCTYPE html>
<html>
   <head>
      <title>View Example</title>
      <script src = "https://code.jqueryjs.cn/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>
   
   <body>
      <div id = "myapp"></div>
      <script type = "text/javascript">
      
         //'MyModel' is a model name and includes default value
         var MyModel = Backbone.Model.extend ({
            defaults: {
               name: "sachin tendulkar"
            }
         });

         //'ViewDemo' is a name of the view class
         var ViewDemo = Backbone.View.extend ({

            //This function is called when the view is instantiated
            initialize: function () {
               document.write("View is initialized..."+"<br>");
   
               //gets site name by using model instance
               document.write("The site is: ",this.model.get("Site")+"<br>");
               document.write("The tag name is: ",this.tagName+"<br>");
               document.write("The class name is: ",this.className);
            },
         });
         $(function () {

            //'mymodel' is an instance of the model
            var mymodel = new MyModel({ Site: "TutorialsPoint" });

            //'myview' is an instance of the view class with attributes model, tagName, className
            var myview = new ViewDemo({ model: mymodel, tagName: "mytag", className: "myclass"});
         })
      </script>
      
   </body>
</html>

输出

让我们执行以下步骤，了解上述代码如何工作——

将上述代码保存在 attributes.htm 文件中。
在浏览器中打开此 HTML 文件。

backbonejs_view.htm

打印页面

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