Regular Expressions 101

Group 1(\b.+?\b)

\ban ASCII word boundary

.+?any character (except for line terminators), repeated at least once

\ban ASCII word boundary

\1the text saved by group 1

\ban ASCII word boundary

Global pattern flags

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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(\b.+?\b)\1\b

New

are blue and then and then more and then and then more very bright

\1