regex101: PCRE (Legacy) Match Workspace

Explanation

Pro

Group MAC_address(?P<MAC_address>([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2}))

Group 2([0-9A-Fa-f]{2}[:-]){5}

{5}repeats the group contents below exactly 5 times:

Character Class[0-9A-Fa-f]{2}

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

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

A-Fone character from A (65₁₀) to F (70₁₀) (case sensitive)

a-fone character from a (97₁₀) to f (102₁₀) (case sensitive)

Character Class[:-]

:the literal : (58₁₀ / 72₈ / 3A₁₆)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 3([0-9A-Fa-f]{2})

Character Class[0-9A-Fa-f]{2}

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

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

A-Fone character from A (65₁₀) to F (70₁₀) (case sensitive)

a-fone character from a (97₁₀) to f (102₁₀) (case sensitive)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Quick Reference

25 tokens

Regular Expression

(?P<MAC_address>([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2}))

Username entry (random@somewhere.org) with length (253) created for mobile aa:aa:aa:aa:aa:aa

Username entry (hello) is deleted for mobile aa:aa:aa:aa:aa:aa

Guest user logged in with user account (randomnonexistentuser) MAC address aa:aa:aa:aa:aa:aa, IP address 127.0.0.1.

Extraction

Username entry (random@somewhere.org) with length (253) created for mobile aa:aa:aa:aa:aa:aa

Username entry (hello) is deleted for mobile aa:aa:aa:aa:aa:aa

Guest user logged in with user account (randomnonexistentuser) MAC address aa:aa:aa:aa:aa:aa, IP address 127.0.0.1.