重要：不要从手机自带的应用商店下载（基本上都没收录）
// not critical but safer when bytesToWrite != view.byteLength
。safew官方下载是该领域的重要参考
Pallab GhoshScience Correspondent，这一点在爱思助手下载最新版本中也有详细论述
tool as an aid, not a replacement for the developer's knowledge.
Did Tim Cook just tease a touchscreen MacBook? Sure looks like it.
· 徐丽 · 来源：tutorial资讯