檔案上傳代碼

  protected void BtnUpload_Click(object sender, EventArgs e)<br /> {<br /> bool fileOK = false;<br /> string path = Server.MapPath("~/Temp/");<br /> if (FileUpload1.HasFile)<br /> {<br /> String fileExtension = System.IO.Path.GetExtension(FileUpload1.FileName).ToLower();<br /> String[] allowedExtensions = { ".gif", ".png", ".bmp", ".jpg" };<br /> for (int i = 0; i < allowedExtensions.Length; i++)<br /> {<br /> if (fileExtension == allowedExtensions[i])<br /> {<br /> fileOK = true;<br /> }<br /> }<br /> }<br /> if (fileOK)<br /> {<br /> try<br /> {<br /> FileUpload1.SaveAs(path + FileUpload1.FileName);<br /> LabMessage1.Text = "檔案上傳成功.";<br /> LabMessage2.Text = "<b>原檔案路徑：</b>" + FileUpload1.PostedFile.FileName + "<br />" +<br /> "<b>檔案大小：</b>" + FileUpload1.PostedFile.ContentLength + "位元組<br />" +<br /> "<b>檔案類型：</b>" + FileUpload1.PostedFile.ContentType + "<br />";<br /> }<br /> catch (Exception ex)<br /> {<br /> LabMessage1.Text = "檔案上傳不成功.";<br /> }<br /> }<br /> else<br /> {<br /> LabMessage1.Text = "只能夠上傳圖片檔案.";<br /> }<br /> }