Regular Expressions 101

Pro

Positive Lookbehind(?<=version:\s\s\s\s\s\s\s\s)

version:the literal text version: (case sensitive)

\sany whitespace character

\d+a digit, repeated at least once

Group 1(\.\d+)+

+repeats the group contents below at least once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

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

(?<=version:\s\s\s\s\s\s\s\s)\d+(\.\d+)+

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