Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
有没有办法使用 javascript 来判断浏览器是否能够显示 unicode 字符？
例如，我的浏览器可以显示⬆ (⬆) 但不能显示⬀ (⬀)