anchor: love.keypressed
  Callback function triggered when a key is pressed.
  love.keypressed( key, scancode, isrepeat )
  key KeyConstant Character of the pressed key.
  scancode Scancode The scancode representing the pressed key.
  isrepeat boolean Whether this keypress event is a repeat. The delay between key repeats depends on the user's system settings.
  love.keypressed( key, isrepeat )
  key KeyConstant Character of the key pressed.
  isrepeat boolean Whether this keypress event is a repeat. The delay between key repeats depends on the user's system settings.
  Callback function triggered when a key is pressed.
  love.keypressed( key, scancode, isrepeat )
  key KeyConstant Character of the pressed key.
  scancode Scancode The scancode representing the pressed key.
  isrepeat boolean Whether this keypress event is a repeat. The delay between key repeats depends on the user's system settings.
  love.keypressed( key, isrepeat )
  key KeyConstant Character of the key pressed.
  isrepeat boolean Whether this keypress event is a repeat. The delay between key repeats depends on the user's system settings.