Regular Expressions 101

Pro

1st Alternative[0-9]{5}$

Character Class[0-9]{5}

{5}matches exactly 5 characters from the set below:

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

$end of line

2nd Alternative^[A-Z][0-9][A-Z] ?[0-9][A-Z][0-9]$

^start of line

Character Class[A-Z]

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

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 sensitive)

?optionally matches the literal (32₁₀ / 40₈ / 20₁₆)

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 sensitive)

Character Class[0-9]

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

$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

[0-9]{5}$|^[A-Z][0-9][A-Z] ?[0-9][A-Z][0-9]$

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WAYFAIR, LLC/CSN LLC 
17725 HUNTINGTON AVE. 
BOSTON MA 02115