The Xcode6 simulator does not display the keyboard, and the xcode6 simulator keyboard

The Xcode6 simulator does not display the keyboard, and the xcode6 simulator keyboard

When learning the addition calculator, the program runs and finds that when you click the input box on the simulator, the keyboard can pop up and sometimes it won't pop up.

Online query results
You only need to find hardware-> keyboard-> cancel the connect hardware keyboard (shortcut key shift + command + k) in the simulator menu.

 

The reason is that in the 8.0 simulator, xcode uses the computer keyboard as the External keyboard by default and no virtual keyboard is displayed. If the inputAccessoryView of the text box is set, only the inputAccessoryView is displayed, instead of the keyboard.