UIKeyboardHIDUsage.keyboard2 The raw usage code 31 (decimal)/1F (hexadecimal). Declarationcase keyboard2 See AlsoNumerical keysUIKeyboardHIDUsage.keyboard0UIKeyboardHIDUsage.keyboard1UIKeyboardHIDUsage.keyboard3UIKeyboardHIDUsage.keyboard4UIKeyboardHIDUsage.keyboard5UIKeyboardHIDUsage.keyboard6UIKeyboardHIDUsage.keyboard7UIKeyboardHIDUsage.keyboard8UIKeyboardHIDUsage.keyboard9