数据集在情报下拉列表中不可见 [英] dataset is not visible in intelligence dropdownlist
问题描述
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.SqlClient;
namespace WebApplication1
{
public partial class About : System.Web.UI.Page
{
string connstr = (@"server=KANHA-PC;database=asp1;integrated security=true;");
public void grid_fill()
{
SqlConnection con = new SqlConnection(connstr);
SqlDataAdapter da = new SqlDataAdapter("select * from asp", con);
dataset ds = new dataset();
da.Fill(ds);
GridView1.DataSource = ds;
GridView1.DataBind();
con.Close();
}
其显示错误:-
错误1找不到类型或名称空间名称数据集"(您是否缺少using指令或程序集引用?)c:\ users \ kanha \ documents \ visual studio 2010 \ projects \ WebApplication1 \ WebApplication1 \ About. aspx.cs 18 13 WebApplication1
错误2找不到类型或名称空间名称数据集"(您是否缺少using指令或程序集引用?)c:\ users \ kanha \ documents \ visual studio 2010 \ projects \ WebApplication1 \ WebApplication1 \ About. aspx.cs 18 30 WebApplication1
anuone可以提示我Visual Studio 2010中的问题是什么.
预先感谢
Rakesh Sharma
its showing erroe:-
Error 1 The type or namespace name ''dataset'' could not be found (are you missing a using directive or an assembly reference?) c:\users\kanha\documents\visual studio 2010\projects\WebApplication1\WebApplication1\About.aspx.cs 18 13 WebApplication1
Error 2 The type or namespace name ''dataset'' could not be found (are you missing a using directive or an assembly reference?) c:\users\kanha\documents\visual studio 2010\projects\WebApplication1\WebApplication1\About.aspx.cs 18 30 WebApplication1
anuone can suggest me what is the problem in my visual studio 2010.
thanx in advance
Rakesh Sharma
推荐答案
尊敬的Rakesh先生,
1.您假设在程序中使用System.Data.
2. DataSet是类名,C#区分大小写
希望能解决您的问题
Dear Mr. Rakesh,
1. You suppose to use System.Data in your program.
2. DataSet is the class name and C# is case sensitive
Hope that will resolve your problem
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