前台代码: <%@ Page language="c#" Codebehind="WebForm1.aspx.cs" AutoEventWireup="false" Inherits="Example.第3章_常用Web服务控件.示例54.WebForm1" %><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" ><HTML> <HEAD> <title>smallImg</title> <meta content="Microsoft Visual Studio .NET 7.1" name="GENERATOR"> <meta content="C#" name="CODE_LANGUAGE"> <meta content="JavaScript" name="vs_defaultClientScript"> <meta content="http://schemas.microsoft.com/intellisense/ie5" name="vs_targetSchema"> </HEAD> <body MS_POSITIONING="GridLayout"> <form id="Form1" method="post" encType="multipart/form-data" runat="server"> <FONT face="宋体"> <TABLE id="Table1" style="Z-INDEX: 101; LEFT: 32px; WIDTH: 568px; POSITION: absolute; TOP: 24px; HEIGHT: 336px" cellSpacing="1" cellPadding="1" width="568" border="1"> <TR> <TD style="HEIGHT: 16px"><asp:label id="Label1" runat="server">要上传的图片</asp:label></TD> <TD style="HEIGHT: 16px"><INPUT id="upImage" type="file" name="File1" runat="server"></TD> <TD style="HEIGHT: 16px"><asp:button id="btnUp" runat="server" Text="上传并生成缩略图"></asp:button></TD> </TR> <TR> <TD style="HEIGHT: 154px"><asp:label id="Label2" runat="server">原图片</asp:label></TD> <TD style="HEIGHT: 154px" align="center" colSpan="2"><asp:image id="imageSource" runat="server"></asp:image></TD> </TR> <TR> <TD><asp:label id="Label3" runat="server">缩略图</asp:label></TD> <TD align="center" colSpan="2"><asp:image id="imageSmall" runat="server"></asp:image></TD> </TR> </TABLE> </FONT> </form> </body></HTML> 后台代码: 相关文章：