BackboneJS model.cid屬性

它是被自動通過Backbone生成的，所以該模型可以被唯一地標識在客戶端上的客戶端ID。

語法

model.cid

示例

<!DOCTYPE html>
   <head>
      <title> Model 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>
         <script type="text/javascript">
            var  Person = Backbone.Model.extend();

            var person = new Person();
            document.write("<b> Before setting unique identifier of model Person : </b>",person.id);
            document.write("<br>");
            document.write("<b> Before setting unique identifier of model Person, CID: </b>",person.cid);

            document.write("<br>");
            var person = new Person({id: 1});
            document.write("<b> After setting unique identifier of model Person : </b>",person.id);
            document.write("<br>");
            document.write("<b> After setting unique identifier of model Person, CID: </b>",person.cid);
         </script>
   </head>
   <body></body>
</html>

輸出

讓我們進行以下步驟來看看上麵的代碼工作：

保存上述代碼在文件cid.html
在瀏覽器打開這個HTML文件。