Regular Expressions 101

^start of line

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

Negative Lookbehind(?<!\d)

\da Unicode decimal digit

Group 1(\d+)

\d+a Unicode decimal digit, repeated at least once

$end of line

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.

Search reference

Regular Expression

^.*(?<!\d)(\d+)$

New

2^64
asdgaf1_hsg534
asdfh23_hsjd12
dgshg_jhfsd86
test
1
testing 1234 testing 1 test4
testing 1234 testing 123
test 123 test
this is a test