上传浏览框

<input  id="file1" runat="server" class="inputBox" style="width: 289px" type="file" />

 

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;

public partial class hr_member_Perpic : System.Web.UI.Page
{
    protected string imgurl;
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["id"] != null && Session["id"] != "")
        {
            if (Session["id"] == null)
            {
                Response.Write("Read ID error");
                Response.Redirect("/hr/login.aspx");
            }
            if (!Page.IsPostBack)
            {
                Image1.ImageUrl = "~/HR/" + Session["PIC"].ToString();
            }
        }
        else
        {
            Response.Write("<script>alert('请重新登陆！');self.location='/hr/login.aspx';</script>");
        }

    }
         

  
    protected void Button1_Click(object sender, EventArgs e)
    {
        string res,SQL;
        upload up = new upload();
        res = up.Up(file1, "../UploadFile/");
        this.Label1.Visible = true;
        this.Label1.Text = up.Resup[Convert.ToInt32(res)];
        this.pic.Text = up.Jobs;
        Session.Add("PIC", up.Jobs);
        Image1.ImageUrl = "~/HR/" + Session["PIC"].ToString();

        SQL = "update Job_Person set pic='" + up.Jobs + "' where id='" + Session["id"].ToString() + "'";
        SqlData sd = new SqlData();
        sd.ExceSQL(SQL);

    }
}

 

upload类
using System;
using System.IO;
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;

/// <summary>
/// upload 的摘要说明
/// </summary>
public class upload
{
    public upload()
    {
        //
        // TODO: 在此处添加构造函数逻辑
        //
    }
    public string[] Resup ={ "上传失败或指定的文件不存在", "图片大于200K，重新传图片！", "格式不对，限制上传（只允许gif/jpg格式文件）！", "上传成功！" };
    public string s = string.Empty;
    public string Jobs = string.Empty;
    public string Up(System.Web.UI.HtmlControls.HtmlInputFile File2, string Pa)
    {
        //
        // TODO: 在此处添加构造函数逻辑
        //

        if (File2.PostedFile.ContentLength.ToString() == "0")
        {
            return "0";
        }
        else
        {
            //获取文件名称
            string ss;
            ss = System.DateTime.Now.ToString().Replace("-", "").Replace(" ", "").Replace(":", "") + Path.GetExtension(File2.PostedFile.FileName);
            if (File2.PostedFile.ContentLength / 1024 > 200)
            { return "1"; }
            else
            {
                string ty = File2.PostedFile.ContentType;
                if (ty == "image/gif" || ty == "image/pjpeg")
                {
                    File2.PostedFile.SaveAs(System.Web.HttpContext.Current.Server.MapPath(Pa) + ss);
                    s = "/manager/Uploads/" + ss;
                    Jobs = "UploadFile/" + ss;
                    return "3";
                    //Up= ss;
                }
                else
                { return "2"; }
            }
        }

    }
}