regexWhat is meaning ofin Javasc

regex - What is meaning of [_|_|.]? in Javascript regexps? - Stack Overflow
I have a js code：^([a-zA-Z0-9]+[_|_|.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|_|.]?)*[a-zA-Z0-9]+.[a-zA-Z
regexWhat is meaning ofin Javascript regexpsStack Overflow
admin3天前
80