網上找的點擊文件直接上傳

主頁面HotelPhoto.aspx前臺代碼:
C# code
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="HotelPhoto.aspx.cs" Inherits="HotelPhoto" %> <!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>無標題頁</title> <script type="text/javascript"> function OpenFileDialog() { var ifrForm = ifr.document.frmUpLoad; var fileUpLoad = ifrForm.fileUpLoad; fileUpLoad.click(); ifrForm.btnUpLoad.click(); } </script> </head> <body> <form id="form1" runat="server"> <div> <input type="button" id="btnAddImage" value="新增圖片" onclick="OpenFileDialog()"/><br /> <iframe src="FileUpLoad.aspx" id="ifr" name="ifr" scrolling="no" frameborder="0"></iframe> </div> </form> </body> </html>
後臺什麼代碼都不用寫 frame裏頁面FileUpLoad.aspx前臺代碼:
C# code
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="FileUpLoad.aspx.cs" Inherits="FileUpLoad" %> <!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>無標題頁</title> <script type="text/javascript"> function sumbitForm() { document.frmUpLoad.submit(); } </script> </head> <body> <form id="frmUpLoad" runat="server"> <div> <input type="file" id="fileUpLoad" runat="server" style="visibility:hidden" /> <input type="button" id="btnUpLoad" runat="server" style="visibility:hidden" onclick="sumbitForm()" /> <span id="spnUpLoad" runat="server" style="color:Red"></span> </div> </form> </body> </html>
frame裏頁面FileUpLoad.aspx.cs後臺代碼:
C# code
using System; using System.Data; using System.Configuration; using System.Collections; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; using System.Drawing.Imaging; using DotNetTrip.Drawing; public partial class FileUpLoad : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { if (Request.Files.Count == 1) { string filaName = this.fileUpLoad.PostedFile.FileName; if (!string.IsNullOrEmpty(filaName)) { this.fileUpLoad.PostedFile.SaveAs(Server.MapPath(@"Images/") + System.DateTime.Now.ToString("yyyyMMddhhmmss") + ".jpg"); } } } }
 
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