文件上传控件FileUpload用法初步

 1 <asp:FileUpload ID="fudTest" runat="server" /> 
 2 <asp:Button ID="btnUpload" runat="server" Text="上传" OnClick="btnUpload_Click" /> 
 3 <br /> 
 4 <asp:Label ID="lblMessage" runat="server"></asp:Label> 
 5 1.aspx.cs
 6  
 7  
 8 //上传文件按钮 
 9     protected void btnUpload_Click(object sender, EventArgs e) 
10     { 
11         //定义保存路径 
12         string savePath = "UploadFiles"; 
13  
14         //是否存在目录 
15         if (!System.IO.Directory.Exists(Server.MapPath(savePath))) 
16         { 
17             //不存在创建文件夹  
18             System.IO.Directory.CreateDirectory(Server.MapPath(savePath) ); 
19         } 
20  
21         //上传文件 
22         if (fudTest.HasFile) 
23         { 
24             try 
25             { 
26                 fudTest.SaveAs(Server.MapPath(savePath) + "\\" + fudTest.FileName); 
27  
28                 lblMessagelblMessage.Text = lblMessage.Text+"客户端路径：" + fudTest.PostedFile.FileName + "<br>" + 
29  
30                               "文件名：" + System.IO.Path.GetFileName(fudTest.FileName) + "<br>" + 
31  
32                               "文件扩展名：" + System.IO.Path.GetExtension(fudTest.FileName) + "<br>" + 
33  
34                               "文件大小：" + fudTest.PostedFile.ContentLength + " KB<br>" + 
35  
36                               "文件MIME类型：" + fudTest.PostedFile.ContentType + "<br>" + 
37  
38                               "保存路径：" + Server.MapPath(savePath) + "\\" + fudTest.FileName+ 
39                               "<hr>"; 
40  
41             } 
42             catch (Exception ex) 
43             { 
44                 lblMessage.Text = "发生错误：" + ex.Message.ToString();                 
45             } 
46         } 
47         else 
48         { 
49             lblMessage.Text = "没有选择要上传的文件！"; 
50         } 
51     }