多文件上传Asp.net(C#)_[Asp.Net教程]
FileUp.aspx 页面
1<%@ Page language="c#" Codebehind="FileUp.aspx.cs" AutoEventWireup="false" Inherits="TestCenter.FileUp" %>
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//****************************************************************
//////FileUp.aspx.cs
1using System;
2using System.Collections;
3using System.ComponentModel;
4using System.Data;
5using System.Drawing;
6using System.Web;
7using System.Web.SessionState;
8using System.Web.UI;
9using System.Web.UI.WebControls;
10using System.Web.UI.HtmlControls;
11
12namespace TestCenter
13{
14 /**////
15 /// 实现多文件上传
16 /// 17 public class FileUp: System.Web.UI.Page
18 {
19 protected System.Web.UI.WebControls.Button UploadButton;
20 protected System.Web.UI.WebControls.Label strStatus;
21
22 private void Page_Load(object sender, System.EventArgs e)
23 {
24 if (this.IsPostBack) this.SaveImages();
25 }
26
27 private Boolean SaveImages()
28 {
29 /**////’遍历File表单元素
30 HttpFileCollection files = HttpContext.Current.Request.Files;
31
32 /**//// ’状态信息
33 System.Text.StringBuilder strMsg = new System.Text.StringBuilder();
34 strMsg.Append("上传的文件分别是：
");
35 try
36 {
37 for(int iFile = 0; iFile < files.Count; iFile++)
38 {
39 /**////’检查文件扩展名字
40 HttpPostedFile postedFile = files[iFile];
41 string fileName, fileExtension;
42 fileName = System.IO.Path.GetFileName(postedFile.FileName);
43 if (fileName != "")
44 {
45 fileExtension = System.IO.Path.GetExtension(fileName);
46 strMsg.Append("上传的文件类型：" + postedFile.ContentType.ToString() + "
");
47 strMsg.Append("客户端文件地址：" + postedFile.FileName + "
");
48 strMsg.Append("上传文件的文件名：" + fileName + "
");
49 strMsg.Append("上传文件的扩展名：" + fileExtension + "
");
50 /**////’可根据扩展名字的不同保存到不同的文件夹
51 ///注意：可能要修改你的文件夹的匿名写入权限。
52 postedFile.SaveAs(System.Web.HttpContext.Current.Request.MapPath("images/") + fileName);
53 }
54 }
55 strStatus.Text = strMsg.ToString();
56 return true;
57 }
58 catch(System.Exception Ex)
59 {
60 strStatus.Text = Ex.Message;
61 return false;
62 }
63 }
64
