Regular Expressions 101

Pro

^start of line

{3,}the literal (32₁₀ / 40₈ / 20₁₆) , repeated at least 3 times

-?optionally matches the literal - (45₁₀ / 55₈ / 2D₁₆)

\da Unicode decimal digit

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

Non-Capturing Group(?:\r?\n {3,}-?\d.*)*

*repeats the group contents below any number of times:

\r?optionally matches a carriage return (ASCII 13)

\na line-feed (newline) character (ASCII 10)

{3,}the literal (32₁₀ / 40₈ / 20₁₆) , repeated at least 3 times

-?optionally matches the literal - (45₁₀ / 55₈ / 2D₁₆)

\da Unicode decimal digit

.*any Unicode 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

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

^ {3,}-?\d.*(?:\r?\n {3,}-?\d.*)*

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