         if let recorder = recorder, recorder.isRecording {
             print("pausing")
             recorder.pause()
-            sender.setTitle("Continue", for:UIControlState())
+            sender.setTitle("Continue", for: UIControlState())
             
         } else {
             print("recording")
-            sender.setTitle("Pause", for:UIControlState())
+            sender.setTitle("Pause", for: UIControlState())
             recordWithPermission(false)
         }
     }

    var player: AVAudioPlayer!
    var meterTimer: Timer!
    var soundFileURL: URL!
    var audioList = [URL]()
    var numberOfAudio = 0
    var recordingCell: AudioCell?
    
    override func viewDidLoad() {
        super.viewDidLoad()

                print("removing \(path)")
                do {
                    try fileManager.removeItem(atPath: path)
                    settingTable.reloadData()
                } catch let error as NSError {
                    NSLog("could not remove \(path)")
