Regular Expressions 101

Pro

Group 1(\[(?<first>icode|quote|code)[^\]]*?\](?:[\s]*?.)*?[\s]*?\[\/(?:\k<first>)\])

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

Group first(?<first>icode|quote|code)

1st Alternativeicode

icodethe literal text icode (case insensitive)

2nd Alternativequote

quotethe literal text quote (case insensitive)

3rd Alternativecode

codethe literal text code (case insensitive)

Negated Character Class[^\]]*?

*?matches any number of characters outside the set below:

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

Non-Capturing Group(?:[\s]*?.)*?

*?repeats the group contents below any number of times:

Character Class[\s]*?

*?matches any number of characters from the set below:

\sany whitespace character

.any character (except for line terminators)

Character Class[\s]*?

*?matches any number of characters from the set below:

\sany whitespace character

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Non-Capturing Group(?:\k<first>)

\k<first>the text saved by group first

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

Global pattern flags

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

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

No unit tests · Add a test to get started

26 tokens

(\[(?<first>icode|quote|code)[^\]]*?\](?:[\s]*?.)*?[\s]*?\[\/(?:\k<first>)\])

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