我可以使用以下方法在Amazon S3上删除“文件夹”中的个别文件:
s3 = AWS::S3.new(:access_key_id => ENV['AWS_ACCESS_KEY_ID'], :secret_access_key => ENV['AWS_ACCESS_KEY'])
folder_path = 'uploads/'+@image.s3_filename
s3.buckets[ENV['AWS_BUCKET']].objects.with_prefix(folder_path).delete_all
但是这样会留下一个空文件夹。怎样才能完全删除文件夹(文件夹路径)?