
?在控件庫中找到 Tap Gesture Recognizer,并添加至你需要點擊的View?
?????????????????????????????????StoryBoard中會自動在左邊生成一個Tap Gesture Recognizer:

選中"Tap Gesture Recognizer"右鍵拖拽到對應的ViewController的代碼中(選擇action)。
?????????????????????????????????StoryBoard中會自動在左邊生成一個Tap Gesture Recognizer: