attributes

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2023-12-01

描述 (Description)

这些是将在视图的el (id,class,data-properties等)上设置为HTML DOM元素属性的属性的哈希,或者是返回此类哈希的函数。

语法 (Syntax)

view.attributes

例子 (Example)

<!DOCTYPE html>
<html>
   <head>
      <title>View 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>
   <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: "xnip" });
            //'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>