Generally, the best way to do validation in a Web form is to use type="email". That's still equivalent to to a regular expression that isn't technically correct but which is usually good enough:
Min: 9.568 ms | 6.841 ms
。业内人士推荐一键获取谷歌浏览器下载作为进阶阅读
宋刚：手机和眼镜肯定是最主要的，AI OS已经覆盖了绝大多数场景。指环是补充，手表未来又是另一个端。
Information Hiding¶