Regular Expressions 101

^start of line

Character Class[0-9a-zA-Z \\:@\/]+

+matches at least one character from the set below:

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

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

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

the literal (32₁₀ / 40₈ / 20₁₆)

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

@the literal @ (64₁₀ / 100₈ / 40₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

$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

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Search reference

Regular Expression

^[0-9a-zA-Z \\:@\/]+$

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