Regular Expressions 101

1st Alternative(\s{2,})

Group 1(\s{2,})

\s{2,}any whitespace character, repeated at least 2 times

2nd Alternative((?:(?:\/\*(?:[^*]|(?:\*+[^*\/]))*\*+\/)|(?:(?<!\:|\\\|\')\/\/.*)))

Group 2((?:(?:\/\*(?:[^*]|(?:\*+[^*\/]))*\*+\/)|(?:(?<!\:|\\\|\')\/\/.*)))

Non-Capturing Group(?:(?:\/\*(?:[^*]|(?:\*+[^*\/]))*\*+\/)|(?:(?<!\:|\\\|\')\/\/.*))

1st Alternative(?:\/\*(?:[^*]|(?:\*+[^*\/]))*\*+\/)

Non-Capturing Group(?:\/\*(?:[^*]|(?:\*+[^*\/]))*\*+\/)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\*the literal * (42₁₀ / 52₈ / 2A₁₆)

Non-Capturing Group(?:[^*]|(?:\*+[^*\/]))*

*repeats the group contents below any number of times:

1st Alternative[^*]

Negated Character Class[^*]

*the literal * (42₁₀ / 52₈ / 2A₁₆)

2nd Alternative(?:\*+[^*\/])

Non-Capturing Group(?:\*+[^*\/])

\*+the literal * (42₁₀ / 52₈ / 2A₁₆) , repeated at least once

Negated Character Class[^*\/]

*the literal * (42₁₀ / 52₈ / 2A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\*+the literal * (42₁₀ / 52₈ / 2A₁₆) , repeated at least once

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

2nd Alternative(?:(?<!\:|\\\|\')\/\/.*)

Non-Capturing Group(?:(?<!\:|\\\|\')\/\/.*)

Negative Lookbehind(?<!\:|\\\|\')

1st Alternative\:

\:the literal : (58₁₀ / 72₈ / 3A₁₆)

2nd Alternative\\\|\'

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

\|the literal | (124₁₀ / 174₈ / 7C₁₆)

\'the literal ' (39₁₀ / 47₈ / 27₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

.*any character (except for line terminators), repeated any number of 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

Regular Expression

(\s{2,})|((?:(?:\/\*(?:[^*]|(?:\*+[^*\/]))*\*+\/)|(?:(?<!\:|\\\|\')\/\/.*)))

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