create

优质

小牛编辑

123浏览

2023-12-01

描述 (Description)

它在集合中创建模型的新实例。

语法 (Syntax)

collection.create(attributes,options)

参数 (Parameters)

attributes - 它们表示已定义模型的属性。
options - 它使用id，name等参数来创建集合实例。

例子 (Example)

<!DOCTYPE html>
<html>
   <head>
      <title>Collection 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>
      <script type = "text/javascript">
         //The model 'ModelDemo' uses the sync method to display the model state such as create, read, update etc
         var ModelDemo = Backbone.Model.extend ({
            sync : function (method, model, options) {
               document.write(JSON.stringify(arguments));
            }
         });
         //'CollectionDemo' is an instance of the collection
         var CollectionDemo = Backbone.Collection.extend ({
            model : ModelDemo   //The model 'ModelDemo' is specified by overriding the 'model' property
         });
         //'ViewDemo' is the name of the view
         var ViewDemo = Backbone.View.extend ({
         //The instance of the collection 'collectiondemo' is created within the 'initialize()' function
            initialize : function () {
               var collectiondemo = new CollectionDemo();
               collectiondemo.create ({
                  Name:"Sachin Tendulkar",
                  Country:"India"
               });
            }
         });
         new ViewDemo();  //The view instance 'ViewDemo' is created using the 'new' keyword.
      </script>
   </body>
</html>