using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Collections;
using System.IO;
namespace jquerytest.test1
{
public partial class WebForm19 : System.Web.UI.Page
{
public static ArrayList files = new ArrayList();
protected void Page_Load(object sender, EventArgs e)
{
}
protected void btnAdd_Click(object sender, EventArgs e)
{
if (fupFile.HasFile)
{
ListItem item = new ListItem();
item.Value = item.Text = fupFile.PostedFile.FileName;
if (!lbxFile.Items.Contains(item))
{
lbxFile.Items.Add(item);
files.Add(fupFile);
}
else
Page.ClientScript.RegisterClientScriptBlock(typeof(string), "", @"<script>alert('不能添加已经添加过的文件！')</script>");
}
}
protected void btnPost_Click(object sender, EventArgs e)
{
if (files.Count > 0)
{
if (!Directory.Exists(MapPath("../files")))
Directory.CreateDirectory(MapPath("../files"));
foreach (FileUpload fup in files)
{
if (fup.HasFile)
fup.SaveAs(MapPath("../files") + "/" + fup.FileName);//无法访问已关闭的文件
}
Page.ClientScript.RegisterClientScriptBlock(typeof(string), "", @"<script>alert('上传成功！')</script>");
}
}
}
}
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm19.aspx.cs" Inherits="jquerytest.test1.WebForm19" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<table>
<tr>
<td align="right">
本地文件：
</td>
<td>
<asp:FileUpload ID="fupFile" runat="server" CssClass="btn" Width="247px" Height="20px"
onkeydown="event.returnValue=false;" onpaste="return false" />
</td>
</tr>
<tr>
<td align="right">
文件列表：
</td>
<td valign="top">
<asp:ListBox ID="lbxFile" runat="server" Height="145px" Width="245px" CssClass="txt">
</asp:ListBox>
</td>
</tr>
<tr>
<td colspan="5">
<asp:Button ID="btnAdd" runat="server" Text="添加" OnClick="btnAdd_Click" />
<asp:Button ID="btnPost" runat="server" Text="上传" OnClick="btnPost_Click" />
</td>
</tr>
</table>
</div>
</form>
</body>
</html>
图