tiqu.aspx.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;

public partial class tiqu : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void ImageButton1_Click(object sender, ImageClickEventArgs e)
    {
        sqlConn conn = new sqlConn();
        string id = Request.QueryString["id"].ToString().Trim();
      
        string jiner = this.jiner.Text;
        try
        {
            double.Parse(jiner);
        }
        catch (Exception) 
        {
            Response.Write("<script>javascript:alert('提取金额输入的格式不正确');</script>");
            return;
        }
        string strsql1 = " select * from geren where ID=" + id + " AND  zongjiner<" + double.Parse(jiner) + "";
        DataSet ds = conn.hsggetdata(strsql1);
        if (ds.Tables[0].Rows.Count > 0)
        {
            Response.Write("<script>javascript:alert('提取金额不能大于账户总金额');</script>");
            return;
        }
        string strsql = "Insert into tiqu(gerenID,shijian,jiner)values(" + id + ",'" + DateTime.Now.ToString("yyyy-MM-dd") + "'," + jiner + ")";
        strsql += " Update geren set zongjiner = zongjiner-" + jiner + " where ID=" + id + "";
        int result;
        result = conn.hsgexucute(strsql);
        if (result == 1)
        {
            Response.Write("<script language=javascript>alert('提取成功！');location='gongjijintiqu.aspx'</script>");
        }
        else
        {
            Response.Write("<script>javascript:alert('系统错误，请检查数据库的连接');</script>");
        }
    }
}