上传文件大小处理

在Default.aspx中增加"FileUpload"控件和一个Button控件;

插入以下代码

 

Code

   
     protected void Button1_Click(object sender, EventArgs e)
 {
 HttpPostedFile myfile = FileUpload1.PostedFile;
 string filename = myfile.FileName.Substring(myfile.FileName.LastIndexOf(@"\") + 1);
 if (myfile.ContentLength > 1024000)
 {
 myfile.SaveAs(@"c:\" + filename);
 }
 else
 {
 myfile.SaveAs(@"d:\" + filename);
 }
 }