allprice.aspx.cs

来自「asp.net 的某物流管理系统 MIS 系统」· CS 代码 · 共 45 行

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.OleDb;

public partial class _Default : System.Web.UI.Page 
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!Page.IsPostBack)
        {
            OleDbDataReader dr = Getgsinfo();
            if (dr.Read())
            {
                lblPrice.Text = dr["Yjcc"].ToString();
               
            }
        }
    }
    public OleDbDataReader Getgsinfo()
    {
        string myConnectionString = ConfigurationManager.ConnectionStrings["OLEDBCONNECTIONSTRING1"].ConnectionString + Server.MapPath("~") + ConfigurationManager.ConnectionStrings["OLEDBCONNECTIONSTRING2"].ConnectionString;
        OleDbConnection myConnection = new OleDbConnection(myConnectionString);
        string cmdText = "SELECT TOP 1 * FROM Gsinfo";
        OleDbCommand myCommand = new OleDbCommand(cmdText, myConnection);
        OleDbDataReader dr = null;
        try
        {
            myConnection.Open();
            dr = myCommand.ExecuteReader(CommandBehavior.CloseConnection);
        }
        catch (OleDbException ex)
        {
            throw new Exception(ex.Message, ex);
        }
        return dr;
    }
}