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上傳文件,我在我的Flex應用程序下面的代碼:使用Flex
protected function btn_select_image_clickHandler(event:MouseEvent):void {
fileRef.addEventListener(Event.SELECT, Image_Select);
fileRef.addEventListener(Event.COMPLETE, completeHandler);
fileRef.browse(UploadFilter);
}
private function Image_Select(e:Event) : void {
var fileSize:Number = Math.round(fileRef.size/1024);
if (fileSize <= 500) {
var request:URLRequest = new URLRequest("http://gestor.domain.com/upload_image.php");
try {
fileRef.upload(request);
} catch(error:Error) {
Alert.show("Error loading image.", "Error");
}
} else {
Alert.show("Image higher than 500Kb.", "Warning");
}
}
private function completeHandler(e:Event) : void {
var file:FileReference = FileReference(e.target);
Alert.show("Data returned: "+file.data);
if (file.data != null) {
_filerefUploadMode = false;
fileRef.load();
}
}
php文件只能隨聲附和的字符串顯示時compleHandler觸發。
事實是,file.data只返回null,我不知道發生了什麼。
我有遺失嗎?