Regular Expressions 101

^start of line

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

Group 1($(?:[0-1]?[0-9]|2[0-3]):[0-5][0-9]$)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Non-Capturing Group(?:[0-1]?[0-9]|2[0-3])

1st Alternative[0-1]?[0-9]

Character Class[0-1]?

?matches at most one character from the set below:

0-1one character from 0 (48₁₀) to 1 (49₁₀)

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

2nd Alternative2[0-3]

2the literal 2 (50₁₀ / 62₈ / 32₁₆)

Character Class[0-3]

0-3one character from 0 (48₁₀) to 3 (51₁₀)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[0-5]

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

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

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

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

^.*(\((?:[0-1]?[0-9]|2[0-3]):[0-5][0-9]\)).*

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