Regular Expressions 101

^start of line

Group 1(.)

.any character (except for line terminators)

\1{1,}the text saved by group 1, repeated at least once

$end of line

Global pattern flags

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

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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

^(.)\1{1,}$

Test String
New

john
wentt
to
tthe
moovies
wheree
he
abrupttly
pp
something
blah
===
--
2343
ajsdflja
aaa
dfs
aple
apple
pp
ppp
soomethings
please help me hello
hello
A
a
bb
B
b.
jslkdf kk

Regular Expression

Test StringNew

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Test String
New

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