Regular Expressions 101

Pro

/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 1(FMH[a-zA-Z0-9]{1,7},[.0-9A-Z-]{7},?(?:[a-zA-Z0-9]{6})?,?(?:\d{6})?)

FMHthe literal text FMH (case sensitive)

Character Class[a-zA-Z0-9]{1,7}

{1,7}matches between 1 and 7 characters from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

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

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

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Character Class[.0-9A-Z-]{7}

{7}matches exactly 7 characters from the set below:

.the literal . (46₁₀ / 56₈ / 2E₁₆)

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

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

-the literal - (45₁₀ / 55₈ / 2D₁₆)

,?optionally matches the literal , (44₁₀ / 54₈ / 2C₁₆)

Non-Capturing Group(?:[a-zA-Z0-9]{6})?

?repeats the group contents below at most once:

Character Class[a-zA-Z0-9]{6}

{6}matches exactly 6 characters from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

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

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

,?optionally matches the literal , (44₁₀ / 54₈ / 2C₁₆)

Non-Capturing Group(?:\d{6})?

?repeats the group contents below at most once:

\d{6}a digit, repeated exactly 6 times

Non-Capturing Group(?:/|\d{4})

1st Alternative/

/the literal / (47₁₀ / 57₈ / 2F₁₆)

2nd Alternative\d{4}

\d{4}a digit, repeated exactly 4 times

Global pattern flags

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

No unit tests · Add a test to get started

25 tokens

/(FMH[a-zA-Z0-9]{1,7},[.0-9A-Z-]{7},?(?:[a-zA-Z0-9]{6})?,?(?:\d{6})?)(?:/|\d{4})

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