Regular Expressions 101

Pro

\ban ASCII word boundary

Negative Lookahead(?!String)

Stringthe literal text String (case insensitive)

\ban ASCII word boundary

\w*any word character, repeated any number of times

ringthe literal text ring (case insensitive)

\w*any word character, repeated any number of times

\ban ASCII word boundary

Global pattern flags

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

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

Detailed match information will be displayed here automatically.

25 tokens

\b(?!String)\b\w*ring\w*\b

New

The bells are ringing is a String
This is a string that is not ringing
Bring me your tired strings that we may be catering to your needs.

The bells are ringing is a String
This is a string that is not ringing
Bring me your tired strings that we may be catering to your needs.