Regular Expressions 101

Explanation

Pro

Group 1(￢zinit)

￢zinitthe literal text ￢zinit (case sensitive)

Group remaining_command(?<remaining_command>(?<simple_remaining>.+$(?<![\\'"]))|(?<continuation_line>.+(?<continuation>(?<slash_continuation>[\\]\n)|(?<quoted_continuation>["]\n[\s\S]*(?<!(?:[\\]{2})*[^\\])["])))*.+)

1st Alternative(?<simple_remaining>.+$(?<![\\'"]))

Group simple_remaining(?<simple_remaining>.+$(?<![\\'"]))

.+any character (except for line terminators), repeated at least once

$end of line

Negative Lookbehind(?<![\\'"])

Character Class[\\'"]

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

2nd Alternative(?<continuation_line>.+(?<continuation>(?<slash_continuation>[\\]\n)|(?<quoted_continuation>["]\n[\s\S]*(?<!(?:[\\]{2})*[^\\])["])))*.+

Group continuation_line(?<continuation_line>.+(?<continuation>(?<slash_continuation>[\\]\n)|(?<quoted_continuation>["]\n[\s\S]*(?<!(?:[\\]{2})*[^\\])["])))*

*repeats the group contents below any number of times:

.+any character (except for line terminators), repeated at least once

Group continuation(?<continuation>(?<slash_continuation>[\\]\n)|(?<quoted_continuation>["]\n[\s\S]*(?<!(?:[\\]{2})*[^\\])["]))

1st Alternative(?<slash_continuation>[\\]\n)

Group slash_continuation(?<slash_continuation>[\\]\n)

Character Class[\\]

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

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

2nd Alternative(?<quoted_continuation>["]\n[\s\S]*(?<!(?:[\\]{2})*[^\\])["])

Group quoted_continuation(?<quoted_continuation>["]\n[\s\S]*(?<!(?:[\\]{2})*[^\\])["])

Character Class["]

"the literal " (34₁₀ / 42₈ / 22₁₆)

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

Character Class[\s\S]*

*matches any number of characters from the set below:

\sany whitespace character

\Sany non-whitespace character

Negative Lookbehind(?<!(?:[\\]{2})*[^\\])

Non-Capturing Group(?:[\\]{2})*

*repeats the group contents below any number of times:

Character Class[\\]{2}

{2}matches exactly 2 characters from the set below:

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

Negated Character Class[^\\]

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

Character Class["]

"the literal " (34₁₀ / 42₈ / 22₁₆)

.+any character (except for line terminators), 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

Unit Test Summary

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Quick Reference

26 tokens

Regular Expression

(￢zinit)(?<remaining_command>(?<simple_remaining>.+$(?<![\\'"]))|(?<continuation_line>.+(?<continuation>(?<slash_continuation>[\\]\n)|(?<quoted_continuation>["]\n[\s\S]*(?<!(?:[\\]{2})*[^\\])["])))*.+)

Unit Tests

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