DropDownList.IPostBackDataHandler.LoadPostData(String, NameValueCollection) 方法

定义

处理 DropDownList 控件的已发送数据。Processes posted data for the DropDownList control.

 virtual bool System.Web.UI.IPostBackDataHandler.LoadPostData(System::String ^ postDataKey, System::Collections::Specialized::NameValueCollection ^ postCollection) = System::Web::UI::IPostBackDataHandler::LoadPostData;
bool IPostBackDataHandler.LoadPostData (string postDataKey, System.Collections.Specialized.NameValueCollection postCollection);
Function LoadPostData (postDataKey As String, postCollection As NameValueCollection) As Boolean Implements IPostBackDataHandler.LoadPostData

参数

postDataKey
String

用于对集合中的项进行索引的键值。The key value used to index an entry in the collection.

postCollection
NameValueCollection

NameValueCollection,包含发送信息。A NameValueCollection that contains post information.

返回

如果发布的内容不同于上一次发布的内容,则为 true;否则为 falsetrue if the posted content is different from the last posting; otherwise, false.

实现

适用于