Regular Expressions 101

Pro

Character Class[a-zA-Z]*

*matches any number of 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)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Character Class[a-z\.@]+

+matches at least one character from the set below:

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

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

@the literal @ (64₁₀ / 100₈ / 40₁₆)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[a-z]{2,5}

{2,5}matches between 2 and 5 characters from the set below:

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

Character Class[\/]?

?matches at most one character from the set below:

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\S*any non-whitespace character, repeated any number of times

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

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25 tokens

[a-zA-Z]*:\/\/[a-z\.@]+\.[a-z]{2,5}[\/]?\S*

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