Regular Expressions 101

Community Patterns

Only valid if uppercase words (letters + space), minimum 1, maximum 21

1

Regular Expression
ECMAScript (JavaScript)

/
(^[A-Z\s?]{1,21}$)
/
g

Description

"ASDF ASDF ASDF ASDF A" OK "ASDF ASDF ASDF ASDF AS" NOK "asfd ASDF ASDF ASDF" NOK "ASDF ASDF ASDF AsdF" NOK "ASDF ASDF ASDF A12F" NOK

Submitted by Matthias G. - 8 years ago