📜  用户名的正则表达式 - Javascript 代码示例

📅  最后修改于: 2022-03-11 15:04:04.909000             🧑  作者: Mango

代码示例3
# works in most newer browsers
^(?=.{8,20}$)(?![_.])(?!.*[_.]{2})[a-zA-Z0-9._]+(?