c# 开发案例（100）

File Uploader in ASP+ and C# - By Saurabh Nandu ============================================================= A free and fully customisable page to help you upload 'files' from your webpage to your server. Installation Instructions ------------------------- 1) Unzip the zip file in to any directory (Remember to keep 'Use folder names' checked ON in your unziping program.) 2) Customise the look and color of the file by opening them in any text editor. 3) Find out in which directory does your server allow write access to files (eg. on the www.brinkster.com server it is the '/db' directory ). If you are using Brinkster then go to step 4. If you server has some other directory then i) open 'FileUpload.aspx' file in a texteditor and change the path of "c:\\inetpub\\wwwroot\\upload\\" on to whatever path your server allows (remember put "\\" as path accessors.) and Save the file. 4) Upload the all files to your server 5) Thats great you have Setup the File uploader !!!! 6) Then call the file 'http://urserver.com/FileUpload.aspx' in your borwser and upload your files... List Of Files -------------- ReadMe.txt -- This File. FileUpload.aspx -- The file which will upload the user selected files to your server. Explanation ----------- To upload files the 'System.Web.UI.HtmlControls' has a class called 'HTMLInputFile' . With this class you can access the properties of the traditional <input type="file"> component. HTMLInputFile has a property called 'PostedFile' which returns a instance of the class 'HttpPostedFile'. This class have various methods which help us to get various properties of the posted file. Also the 'HttpPostedFile' class has a method 'SaveAs()' which saves the posted file to your server. The 'HttpPostedFile ' class makes manipulation of the posted file very easy. Requirements ------------ Any Pc with the .NET FrameWork SDK Installed on it. Any server which supports ASP+ and gives "write" access . (You can get a Free ASP+ a/c on www.brinkster.com) Contact Me ---------- Feel free to contact me for any questions , comments or suggestions ... at saurabhn@webveda.com Website: http://learncsharp.cjb.net Saurabh Nandu (10/01/2001) (Thanks to all my pals for helping me out in this project of mine.)