c#上传有关问题？小弟我如何提交不到服务器（代码在文章中）
日期：2014-05-19 浏览次数：20798 次
c#上传问题？我怎么提交不到服务器（代码在文章中）
up2.aspx
<%@ Page language= "c# " Codebehind= "up2.aspx.cs " AutoEventWireup= "false " Inherits= "uploadtest.up2 " %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN " >
<HTML>
<HEAD>
<title> up2 </title>
<meta name= "GENERATOR " Content= "Microsoft Visual Studio .NET 7.1 ">
<meta name= "CODE_LANGUAGE " Content= "C# ">
<meta name= "vs_defaultClientScript " content= "JavaScript ">
<meta name= "vs_targetSchema " content= "http://schemas.microsoft.com/intellisense/ie5 ">
</HEAD>
<body MS_POSITIONING= "GridLayout ">
<form id= "Form1 " method= "post " runat= "server ">
<table>
<tr bgcolor= "#ffffff ">
<td height= "24 ">
<input type= "file " id= "Up_file " class= "edline " runat= "server " style= "WIDTH: 456px; HEIGHT: 20px "
size= "60 " name= "Up_file ">
</td>
</tr>
<TR bgcolor= "#ffffff ">
<TD height= "24 " align= "center ">
<asp:Button ID= "submit " Runat= "server " Text= "文件上传 " CssClass= "Cmdbut " Height= "20px "> </asp:Button>
</TD>
</TR>
</table>
</form>
</body>
</HTML>
up2.aspx.cs
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.IO;
namespace uploadtest
{
/// <summary>
/// up2 的摘要说明。
/// </summary>
public class up2 : System.Web.UI.Page
{
protected System.Web.UI.WebControls.Button submit;
protected System.Web.UI.HtmlControls.HtmlInputFile Up_file;
private void Page_Load(object sender, System.EventArgs e)
{
// 在此处放置用户代码以初始化页面
}
private void submit_Click(object sender, System.EventArgs e)
{
HttpPostedFile postedFile = this.Up_file.PostedFile; //得到要上传文件
string fileName, fileExtension;
fileName = System.IO.Path.GetFileName(postedFile.FileName); //文件名称
if (fileName != " ")
{
fileExtension = System.IO.Path.GetExtension(fileName); //上传文件的扩展名
string new_filename = fileExtension; //给文件重新命名
//postedFile.FileName： 客户端文件地址
//postedFile.ContentType.ToString()： 上传的文件类型
//保存文件到文件夹，地址是当前页面的同一级目录下的files文件夹中
postedFile.SaveAs(System.Web.HttpContext.Current.Request.MapPath( "aaa/ ") + new_filename);
up2.aspx
<%@ Page language= "c# " Codebehind= "up2.aspx.cs " AutoEventWireup= "false " Inherits= "uploadtest.up2 " %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN " >
<HTML>
<HEAD>
<title> up2 </title>
<meta name= "GENERATOR " Content= "Microsoft Visual Studio .NET 7.1 ">
<meta name= "CODE_LANGUAGE " Content= "C# ">
<meta name= "vs_defaultClientScript " content= "JavaScript ">
<meta name= "vs_targetSchema " content= "http://schemas.microsoft.com/intellisense/ie5 ">
</HEAD>
<body MS_POSITIONING= "GridLayout ">
<form id= "Form1 " method= "post " runat= "server ">
<table>
<tr bgcolor= "#ffffff ">
<td height= "24 ">
<input type= "file " id= "Up_file " class= "edline " runat= "server " style= "WIDTH: 456px; HEIGHT: 20px "
size= "60 " name= "Up_file ">
</td>
</tr>
<TR bgcolor= "#ffffff ">
<TD height= "24 " align= "center ">
<asp:Button ID= "submit " Runat= "server " Text= "文件上传 " CssClass= "Cmdbut " Height= "20px "> </asp:Button>
</TD>
</TR>
</table>
</form>
</body>
</HTML>
up2.aspx.cs
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.IO;
namespace uploadtest
{
/// <summary>
/// up2 的摘要说明。
/// </summary>
public class up2 : System.Web.UI.Page
{
protected System.Web.UI.WebControls.Button submit;
protected System.Web.UI.HtmlControls.HtmlInputFile Up_file;
private void Page_Load(object sender, System.EventArgs e)
{
// 在此处放置用户代码以初始化页面
}
private void submit_Click(object sender, System.EventArgs e)
{
HttpPostedFile postedFile = this.Up_file.PostedFile; //得到要上传文件
string fileName, fileExtension;
fileName = System.IO.Path.GetFileName(postedFile.FileName); //文件名称
if (fileName != " ")
{
fileExtension = System.IO.Path.GetExtension(fileName); //上传文件的扩展名
string new_filename = fileExtension; //给文件重新命名
//postedFile.FileName： 客户端文件地址
//postedFile.ContentType.ToString()： 上传的文件类型
//保存文件到文件夹，地址是当前页面的同一级目录下的files文件夹中
postedFile.SaveAs(System.Web.HttpContext.Current.Request.MapPath( "aaa/ ") + new_filename);
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