连接数据库
<%
string strconn = "Data Source=PC-201001081513;Initial
Catalog=WebFirst;Integrated Security=True";
SqlConnection conn = new
SqlConnection(strconn);
SqlCommand cmd = new SqlCommand();
if (conn.State == ConnectionState.Closed)
{
conn.Open();
}
string ad = Request["name"];
//接收页面get方法的传值
string sql = "select Name,Valuses,ParentId from DaoHang where
name=‘"+ad +"‘";
cmd.CommandText = sql;
cmd.Connection
= conn;
// System.Data.DataSet ds = new System.Data.DataSet();
// System.Data.SqlClient.SqlDataAdapter sda = new
System.Data.SqlClient.SqlDataAdapter(cmd);
// sda.Fill(ds);
// if (ds.Tables[0].Rows.Count > 0)
//{
//
}
SqlDataReader ar = cmd.ExecuteReader();
while
(ar.Read())
{
Response.Write(ar.GetSqlString(0)+"</br>");
}
%>
原文：http://www.cnblogs.com/annabook/p/3562202.html