Asp.net连接SQL Server2000数据库例程详解:
<%@ Import Namespace="System.Data" %>
<%@ Import NameSpace="System.Data.SqlClient" %>
<script laguage="VB" runat="server">
sub page_load(sender as Object,e as EventArgs)
Dim myConnection As SqlConnection
Dim myCommand As SqlCommand
Dim ds as DataSet
'1.connect to sql server
myConnection = New SqlConnection( "server=localhost;database=Pubs;uid=ueytjdf;pwd=doekdf" )
myConnection.Open()
la1.text="Connection Opened!"
'2.Create a table
myCommand = New SqlCommand( "CREATE TABLE [test] ([id] [int] IDENTITY (1, 1) NOT NULL ,[name] [char] (10) COLLATE Chinese_PRC_CI_AS NULL ,[sex] [char] (10) COLLATE Chinese_PRC_CI_AS NULL )", myConnection )
myCommand.ExecuteNonQuery()
la2.text="New table created!"
'2 添加纪录
myCommand = New SqlCommand( "Insert into [test] (name,sex) values( '黄志文','男' )", myConnection )
myCommand.ExecuteNonQuery()
la3.text="New Record Inserted!"
'3 更新数据
myCommand = New SqlCommand( "UPDATE [test] SET name='Smith' where name='李明'", myConnection )
myCommand.ExecuteNonQuery()
la4.text="Record Updated!"
'4 删除数据
myCommand = New SqlCommand( "delete from [test] where name='Smith'", myConnection )
myCommand.ExecuteNonQuery()
la5.text="Record Deleted!"
'5 用DataGrid显示数据
myComma
在某页面上有如下信息，
Html，
<asp:Button ID="btn" runat="server" Text="Click me" OnClick="ButtonClicked" />
<script language="javascript">
function javascriptMethod() {
alert(1);
}
</script>
C#，
protected void ButtonClic ......
对Web应用程序来说，发生不可预知的错误和异常在所难免，我们必须为Web程序提供错误处理机制。当错误发生时，我们必须做好两件事情：一是将错误信息记录日志，发邮件通知网站维护人员，方便技术人员对错误进行跟踪处理；
二是以友好的方式提示最终用户页面发生了错误，而不能将未处理的错误信息显示给用户。
&nbs ......
