Admin/AddPinFen.aspx.cs

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using System;
using System.Data;
using System.Configuration;
using System.Collections;
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.SqlClient;

public partial class Admin_AddPinFen : System.Web.UI.Page
{
    SqlHelper data = new SqlHelper();
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            string id = Request.QueryString["id"].ToString();
            string sql = "select * from Processes where Score is not Null and ProcessId='" + id + "'";
            SqlDataReader sdr = data.GetDataReader(sql);
            if (sdr.Read())
            {
                Alert.AlertAndRedirect("该记录已经评过分，不能重复评分！", "ProcessList.aspx");
            }

        }
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        string sql = "update Processes set Score='" + ddlScore.Text + "',Evaluate='" + txtContent.Text.Trim() + "',EvaluateTime='" + DateTime.Now + "'";
        data.RunSql(sql);
        Alert.AlertAndRedirect("评分成功", "ProcessList.aspx");


    }
}