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介绍
以Northwind为示例数据库,DLINQ(LINQ to SQL)之完全面向对象的添加操作、查询操作、更新操作和删除操作
示例
Sample.ASPx
"Sample.ASPx.cs"
Inherits="LINQ_DLINQ_Sample" Title="面向对象的添加、查询、更新和删除" %>
<ASP:Content ID="Content1" ContentPlaceHolderID="head" runat="Server">
</ASP:Content>
<ASP:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" runat="Server">
<p>
分类名称:<ASP:TextBox ID="txtCategoryName" runat="server"></ASP:TextBox>
分类描述:<ASP:TextBox ID="txtDescription" runat="server"></ASP:TextBox>
<ASP:Button ID="btnAdd" runat="server" Text="添加" OnClick="btnAdd_Click" />
</p>
<ASP:GridView ID="gvCategory" runat="server" DataKeyNames="CategoryID"
OnSelectedIndexChanged="gvCategory_SelectedIndexChanged" OnRowDeleting="gvCategory_RowDeleting" OnRowCancelingEdit="gvCategory_RowCancelingEdit"
OnRowEditing="gvCategory_RowEditing" OnRowUpdating="gvCategory_RowUpdating">
<Columns>
<ASP:CommandField ShowSelectButton="True" ShowEditButton="True"
ShowDeleteButton="True">
</ASP:CommandField>
</Columns>
</ASP:GridView>
<br />
<ASP:DetailsView ID="dvProduct" runat="server" DataKeyNames="ProductID">
</ASP:DetailsView>
</ASP:Content>
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