asp.net2.0 上傳圖片并為用戶創建相應文件夾

2019-11-18 16:58:01

字體：大中小

來源：轉載

供稿：網友

//前臺代碼
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="test.aspx.cs" Inherits="test" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "

//后臺代碼

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.IO;

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

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        string UploadFileName, UploadFileLastName;
        UploadFileName = FileUpload1.PostedFile.FileName;//文件在本地的原始位置
        UploadFileLastName = UploadFileName.Substring(UploadFileName.LastIndexOf(".") + 1);//得到文件的擴展名
        Random rd = new Random();//產生隨機數
        int valationNo = 10 + rd.Next(99);//產生隨機數
        string suiji = valationNo.ToString();//產生隨機數
        string UpLoadFileTime = DateTime.Now.ToString("yyyyMMddHHmmss") + suiji;//得到系統時間并加上隨機數以便生成上傳圖片名稱
        string NewUploadFileName = UpLoadFileTime + "." + UploadFileLastName;//產生上傳圖片的名稱

        string UserDirectory = "TestFile";//所要創建文件夾的名字，實際運用中可為用戶注冊ID
        string UserPath = Server.MapPath("UploadFiles").ToString() + "http://" + UserDirectory + "http://" + "ProductsImages";
        if (!Directory.Exists(UserPath)) //如果文件夾不存在則創建
        {
            Directory.CreateDirectory(UserPath);
        }
        FileUpload1.PostedFile.SaveAs(NewUploadPahtName);//用保存的方法將圖片上載
        string sUser_ProductsImageUrl = "UploadFiles/" + UserDirectory + "/" + "ProductsImages/" + NewUploadFileName;//得到服務端圖片的虛擬路徑
        //Response.Write(sUser_ProductsImageUrl);
    }
}
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