Regular Expressions 101

Community Patterns

User nickname (login)

0

Regular Expression
PCRE (PHP <7.3)

/
^[A-Za-z0-9]+([A-Za-z0-9]*|[._-]?[A-Za-z0-9]+)*$
/
g

Description

User login (nickname) for most cases.

Submitted by Artem Sckopincev - 7 years ago