Regular Expressions 101

Positive Lookahead(?=.*[A-Z])

.*any Unicode character (except for line terminators), repeated any number of times

Character Class[A-Z]

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

Positive Lookahead(?=.*[a-z])

.*any Unicode character (except for line terminators), repeated any number of times

Character Class[a-z]

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

Positive Lookahead(?=.*\d)

.*any Unicode character (except for line terminators), repeated any number of times

\da Unicode decimal digit

.{8,}any Unicode character (except for line terminators), repeated at least 8 times

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

(?=.*[A-Z])(?=.*[a-z])(?=.*\d).{8,}

New

A1213pokl
bAse730onE
asasasasasasasaas
QWERTYqwerty
123456123456
QwErTy911poqqqq
..........
876876987