Regular Expressions 101

Explanation

Pro

\ban ASCII word boundary

Group 1(B\/(?:[0-9][A-Z][0-9A-Z]*|[A-Z][0-9A-Z]*))

Bthe literal B (66₁₀ / 102₈ / 42₁₆) (case insensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Non-Capturing Group(?:[0-9][A-Z][0-9A-Z]*|[A-Z][0-9A-Z]*)

1st Alternative[0-9][A-Z][0-9A-Z]*

Character Class[0-9]

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

Character Class[A-Z]

A-Zone character from A (65₁₀) to Z (90₁₀) (case insensitive)

Character Class[0-9A-Z]*

*matches any number of characters from the set below:

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

A-Zone character from A (65₁₀) to Z (90₁₀) (case insensitive)

2nd Alternative[A-Z][0-9A-Z]*

Character Class[A-Z]

A-Zone character from A (65₁₀) to Z (90₁₀) (case insensitive)

Character Class[0-9A-Z]*

*matches any number of characters from the set below:

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

A-Zone character from A (65₁₀) to Z (90₁₀) (case insensitive)

Character Class[- ]?

?matches at most one character from the set below:

-the literal - (45₁₀ / 55₈ / 2D₁₆)

the literal (32₁₀ / 40₈ / 20₁₆)

Group 2([0-9]{4}(?:[ ,][0-9]{4})*)

Character Class[0-9]{4}

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

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

Non-Capturing Group(?:[ ,][0-9]{4})*

*repeats the group contents below any number of times:

Character Class[ ,]

the literal (32₁₀ / 40₈ / 20₁₆)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Character Class[0-9]{4}

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

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

\ban ASCII word boundary

Global pattern flags

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

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

Match Information

Detailed match information will be displayed here automatically.

Quick Reference

25 tokens

Regular Expression

\b(B\/(?:[0-9][A-Z][0-9A-Z]*|[A-Z][0-9A-Z]*))[- ]?([0-9]{4}(?:[ ,][0-9]{4})*)\b

New

B/G- 1354,1427,1623,1512,1628 WAB SU60

Extraction

B/G- 1354,1427,1623,1512,1628 WAB SU60