Regular Expressions 101

Explanation
Pro

Positive Lookbehind(?<=([0-9]{2}.[0-9]{2}:[0-9]{4}-[0-9]{2}:[0-9]{2}:[0-9]{4}•{1}){1})

Group 1([0-9]{2}.[0-9]{2}:[0-9]{4}-[0-9]{2}:[0-9]{2}:[0-9]{4}•{1}){1}

{1}repeats the group contents below exactly 1 time:

Character Class[0-9]{2}

{2}matches exactly 2 characters from the set below:

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

.any character (except for line terminators)

Character Class[0-9]{2}

{2}matches exactly 2 characters from the set below:

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

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[0-9]{4}

{4}matches exactly 4 characters from the set below:

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

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[0-9]{2}

{2}matches exactly 2 characters from the set below:

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

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[0-9]{2}

{2}matches exactly 2 characters from the set below:

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

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[0-9]{4}

{4}matches exactly 4 characters from the set below:

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

•{1}the literal • (8226₁₀ / 20042₈ / 2022₁₆) , repeated exactly 1 time

Character Class[0-9]+

+matches at least one character from the set below:

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

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

Match Information

Detailed match information will be displayed here automatically.

Quick Reference

25 tokens

Regular Expression

(?<=([0-9]{2}.[0-9]{2}:[0-9]{4}-[0-9]{2}:[0-9]{2}:[0-9]{4}•{1}){1})[0-9]+

New

09.11:2013-06:12:2013 14
09.11:2013-06:12:2013•14