asp.net 上传图像实例
环境是在VC++2005下做的,只要把代码copy过去。已经测试完成。。。
Default.apsx页面代码
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="img_Default" %>
<!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>无标题页</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<br />
<div style="text-align: center" >
<br />
<asp:Image ID="Image1" runat="server" /><br />
<br />
<br />
<asp:Label ID="dis" runat="server"></asp:Label><br />
<asp:FileUpload ID="UploadFile" runat="server" />
<asp:Button ID="Button" runat="server" OnClick="Button1_Click" Text="Save Me" /></div></div>
</form>
</body>
</html>
Default.aspx.cs页面代码
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 img_Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
String filename;
String filename1;
String[] filename2;
int q;
filename=UploadFile.PostedFile.FileName ;
filename2=filename.Split(new Char[] {'//'});
q=filename2.GetUpperBound(0);
filename1=filename2[q];
dis.Text="上传文件名:"+filename1+"<br/>";
UploadFile.PostedFile.SaveAs(Server.MapPath(filename1));
dis.Text+="文件大小:"+UploadFile.PostedFile.ContentLength+"字节数";
Image1.ImageUrl=filename1;
}
}