图片文件上传和缩略图
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:
<%@ 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:



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