C#

File Manage:

IStorageFolder folder = Windows.ApplicationModel.Package.Current.InstalledLocation;

DeviceFirmwareUpdateService.log(folder.Path);

IReadOnlyList<IStorageItem> items = await folder.GetItemsAsync();

DeviceFirmwareUpdateService.log("Items:");

foreach (IStorageItem i in items) {

DeviceFirmwareUpdateService.log(i.Name);

}

DeviceFirmwareUpdateService.log("Files:");

IReadOnlyList<StorageFile> items1 = await folder.GetFilesAsync();

foreach (StorageFile i in items1)

{

DeviceFirmwareUpdateService.log(i.Name);

if(i.Name=="Note.txt")

DeviceFirmwareUpdateService.log("File Note found!");

}

IStorageFile file = await folder.GetFileAsync("Note.txt");

var _content = await Windows.Storage.FileIO.ReadTextAsync(file);

Update UI while looping