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ASP.NET注册界面

2012-09-18 19:50 190 查看
上传图片:

1:得到上传文件的文件名:string filename=this.file1.PostedFile.FileName;

2:改名:filename=DateTime.Now.Tick.ToString()+filename.Substring(filename.LastIndexOf("."));//以当前时间命名

3:将文件存在服务器的某个位置file1.PosteFile.SaveAs(server.MaPath("upload"))+"\\"+filename);

4:sb.Append("头像");

5:sb.Appen("<img src=\"upload/"+filename+"\"/>")//<img src="uplod/"+filename+"/>"

6:添加到

cs文件

using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Text;

using System.IO;

public partial class regist : System.Web.UI.Page

{

protected void Page_Load(object sender, EventArgs e)

{

}

protected void Button1_Click(object sender, EventArgs e)

{

string username = txtusername.Value;

string password = txtpassword.Value;

string password2 = txtpassword2.Value;

StringBuilder sb = new StringBuilder();

sb.Append("姓名:");

sb.Append(username);

sb.Append("<br/>");

if (password == password2)

{

sb.Append("密码:");

sb.Append(password);

}

else { sb.Append("密码不一致"); }

sb.Append("<br/>");

sb.Append("性别:");

if (txtboy.Checked)

{

sb.Append("男");

}

else { sb.Append("女"); }

sb.Append("<br/>");

string filename = this.filename.PostedFile.FileName;//获取上传文件的名字postFile是获取对客户端上传文件的访问,Filename是得到上传文件的文件名

filename = DateTime.Now.Ticks.ToString() + filename.Substring(filename.LastIndexOf("."));//为文件改名,Ticks是获取此实例时间或日期的计时周期数,filename.LastIndexOf获取以此字符为最后索引的字符串;

this.filename.PostedFile.SaveAs(Server.MapPath("upload") + "\\" + filename); //将上传文件放于服务器的某个文件夹下,saveas保存;

sb.Append("头像:");

sb.Append("<img src=\"upload/" +filename+"\"/>");//<img src="upload/filename">

result.InnerHtml= sb.ToString();

}

}

。。。。。。。。。。。。。。。。。。。。。。。。。

aspx中

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="regist.aspx.cs" Inherits="regist" %>

<!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>

<style type="text/css">

.table1

{

margin: 0 auto;

border:'1px' double red;

width:50%;

}

</style>

</head>

<body>

<form id="form1" runat="server">

<div>

<table class='table1'>

<tr><td>用户名:</td><td><input type="text" id="txtusername" runat="server" /></td></tr>

<tr><td>密码:</td><td><input type="text" id="txtpassword" runat="server" /></td></tr>

<tr><td>确认密码:</td><td><input type="text" id="txtpassword2" runat="server" /></td></tr>

<tr><td>性别:</td><td>男<input type="radio" id="txtboy" runat="server" name="sex" />女<input type="radio" id="txtgirl" runat="server" name="sex"/></td></tr>

<tr><td>上传头像:</td><td><input type="file" id="filename" runat="server" /></td></tr>

<tr><td><asp:Button ID="Button1" runat="server" onclick="Button1_Click" Text="提交" /> </td><td></td></tr>

</table>

<div id="result" runat="server">

</div>

</div>

</form>

</body>

</html>
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