lerning_music_AI 使用AI进行钢琴演奏的简单应用 function keyPressSimuletion（e，WHITE_KEYS，BLACK_KEYS，whiteKeys，blackKeys，AddOrRemoveclass）{const AddOrRemoveclass; const key = e.key; const whiteKeyIndex = WHITE_KEYS.indexOf（key）; const blackKeyIndex = BLACK_KEYS.ind