Delete File in Windows Runtime Apps

  1. private async Task<string> DeleteFileHelper(string fileName)  
  2. {  
  3.     try  
  4.     {  
  5.         StorageFolder appFolder = ApplicationData.Current.LocalFolder;  
  6.         StorageFile file = await appFolder.GetFileAsync(fileName);  
  7.         await file.DeleteAsync();  
  8.         return "success";  
  9.     }  
  10.     catch (Exception ex)  
  11.     {  
  12.         return "fail";  
  13.     }  
  14. }