Regular Expressions 101

\ba Unicode word boundary

0+the literal 0 (48₁₀ / 60₈ / 30₁₆) , repeated at least once

Group 1(\d+)

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

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

\b0+(\d+)

New

10.0.01.10
10.00.002.20
10.000.010.123
101.100.002.000
00.0.0.0
10.0.102.20

\1