lindexi

                // 在用户完成更改并调用CompleteUpdatesAsync之前，阻止对文件的更新
                // Before User finished the file Update and call the CompleteUpdatesAsync,it can prevent other updates the file.
                CachedFileManager.DeferUpdates(storageFile);
                
                //当完成更改时，其他应用程序才可以对该文件进行更改。
                // When the update is complete,the other can update the file
                FileUpdateStatus status = await CachedFileManager.CompleteUpdatesAsync(storageFile);

lindexi

        /// <summary>
        /// Uses the local list of accounts and returns an XML formatted string representing the list
        /// </summary>
        /// <returns>XML formatted list of accounts</returns>
        public static string SerializeAccountListToXml()
        {
            XmlSerializer xmlizer = new XmlSerializer(typeof(List<Account>));
            StringWriter writer = new StringWriter();
            xmlizer.Serialize(writer, AccountList);