ASP.NET C#消息框库 [英] ASP.NET C# messagebox library

问题描述

得到了根据代码的一些错误.我想我错过了一些图书馆的课.请帮忙.谢谢

Got Some error according the code. i think im missing some library class.Please help. Thanks

using System.Data;
using System.Data.SqlClient;
using System.Configuration;
using System.IO;
using System;
using System.Text;




public partial class BackUp : System.Web.UI.Page
{
    SqlConnection con;
    SqlCommand cmd;
    SqlDataReader dread;


    protected void Button2_Click(object sender, EventArgs e)
    {
        if (File.Exists(@"C:\Program Files\Microsoft SQL Server\MSSQL.1\MSSQL\Backup\PatientHistory.bak"))
        {
                      
            if (MessageBox.Show(@"Do you want to replace it?", "Back", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
            {
               File.Delete(@"C:\Program Files\Microsoft SQL Server\MSSQL.1\MSSQL\Backup\PatientHistory.bak");
            }
            

    }

}

}

推荐答案

我认为您不能在ASP.NET应用程序上使用MessageBox.

尝试使用JavaScript警报/确认命令.

I dont think you can use MessageBox on an ASP.NET Application.

Try using a javascript alert / confirm command..

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