BackboneJS view.attributes


這些屬性雜湊為HTML DOM元素上檢視的el 屬性將被設定(ID,類,資料屬性等), 或者一個函式,返回這樣的雜湊值。

語法

view.attributes

範例

<!DOCTYPE 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: "YiiBai" });

            //'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>

輸出

讓我們進行以下步驟來看看上面的程式碼工作:

  • 儲存上述程式碼到檔案attributes.html

  • 在瀏覽器開啟這個HTML檔案。