Flex 上传文件，服务端.net

服务端代码 aspx文件中

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; public partial class upload : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e)     {         HttpFileCollection uploadedFiles = Request.Files; string Path = Server.MapPath("upload"); for (int i = 0; i < uploadedFiles.Count; i++)         {             HttpPostedFile F = uploadedFiles[i]; if (uploadedFiles[i] != null && F.ContentLength > 0)             { string newName = F.FileName.Substring(F.FileName.LastIndexOf("\\") + 1);                 F.SaveAs(Path + "//" + newName);             }         }     } }

Flex代码 from FlexHelp

package { import flash.display.Sprite; import flash.events.*; import flash.net.FileFilter; import flash.net.FileReference; import flash.net.URLRequest; public class FileReferenceExample extends Sprite { private var uploadURL:URLRequest; private var file:FileReference; public function FileReferenceExample() {             uploadURL = new URLRequest();             uploadURL.url = "http://localhost:8081/upload.aspx";             file = new FileReference();             configureListeners(file);             file.browse(getTypes());         } private function configureListeners(dispatcher:IEventDispatcher):void {             dispatcher.addEventListener(Event.CANCEL, cancelHandler);             dispatcher.addEventListener(Event.COMPLETE, completeHandler);             dispatcher.addEventListener(HTTPStatusEvent.HTTP_STATUS, httpStatusHandler);             dispatcher.addEventListener(IOErrorEvent.IO_ERROR, ioErrorHandler);             dispatcher.addEventListener(Event.OPEN, openHandler);             dispatcher.addEventListener(ProgressEvent.PROGRESS, progressHandler);             dispatcher.addEventListener(SecurityErrorEvent.SECURITY_ERROR, securityErrorHandler);             dispatcher.addEventListener(Event.SELECT, selectHandler);         } private function getTypes():Array {             var allTypes:Array = new Array(getImageTypeFilter(), getTextTypeFilter()); return allTypes;         } private function getImageTypeFilter():FileFilter { return new FileFilter("Images (*.jpg, *.jpeg, *.gif, *.png)", "*.jpg;*.jpeg;*.gif;*.png");         } private function getTextTypeFilter():FileFilter { return new FileFilter("Text Files (*.txt, *.rtf)", "*.txt;*.rtf");         } private function cancelHandler(event:Event):void {             trace("cancelHandler: " + event);         } private function completeHandler(event:Event):void {             trace("completeHandler: " + event);         } private function httpStatusHandler(event:HTTPStatusEvent):void {             trace("httpStatusHandler: " + event);         } private function ioErrorHandler(event:IOErrorEvent):void {             trace("ioErrorHandler: " + event);         } private function openHandler(event:Event):void {             trace("openHandler: " + event);         } private function progressHandler(event:ProgressEvent):void {             var file:FileReference = FileReference(event.target);             trace("progressHandler name=" + file.name + " bytesLoaded=" + event.bytesLoaded + " bytesTotal=" + event.bytesTotal);         } private function securityErrorHandler(event:SecurityErrorEvent):void {             trace("securityErrorHandler: " + event);         } private function selectHandler(event:Event):void {             var file:FileReference = FileReference(event.target);             trace("selectHandler: name=" + file.name + " URL=" + uploadURL.url);             file.upload(uploadURL);         }     } }