Regular Expressions 101

Pro

^start of line

Group 1(\d+)

\d+a digit, repeated at least once

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Group 2([0-5]?\d)

Character Class[0-5]?

?matches at most one character from the set below:

0-5one character from 0 (48₁₀) to 5 (53₁₀)

\da digit

$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.

25 tokens

^(\d+):([0-5]?\d)$

New

42:38
62:35
85:26

42:38
62:35
85:26