manager/add_company.aspx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;

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

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        DB db1 = new DB();
        string filename = null;
        if (FileUpload1.PostedFile.ContentLength > 0)
        {
            string upload = Server.MapPath("..\\images\\");
            int lastindex = FileUpload1.PostedFile.FileName.LastIndexOf("\\");
            string extend = System.IO.Path.GetExtension(FileUpload1.PostedFile.FileName);
            filename = FileUpload1.PostedFile.FileName.Substring(lastindex + 1);
            if ((extend.ToLower() == ".bmp") || (extend.ToLower() == ".gif") || (extend.ToLower() == ".jpg"))
            {
                FileUpload1.PostedFile.SaveAs(upload + filename);

            }
            else
            {
                Label6.Text = "图片格式不正确,只能上传 .bmp 和 .gif 和 .jpg格式的图片";
                return;
            }
        }

        if (TextBox2.Text == "")
        {
            Label4.Text = "公司名称不能为空";
            return;
        }
        if (TextBox2.Text.Length > 50)
        {
            Label4.Text = "限制50字符";
            return;
        }
        if (TextBox3.Text.Length > 3000)
        {
            Label5.Text = "限制3000字符";
            return;
        }
        if (TextBox4.Text == "")
        {
            Label7.Text = "入驻时间不能为空";
            return;