Regular Expressions 101

index:the literal text index: (case sensitive)

\s*any whitespace character, repeated any number of times

Group 1([0-9]+)

Character Class[0-9]+

+matches at least one character from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

\s*any whitespace character, repeated any number of times

,the literal , (44₁₀ / 54₈ / 2C₁₆)

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

'the literal ' (39₁₀ / 47₈ / 27₁₆)

Group 2(\+\+a\+b\+c\+\+)

\+the literal + (43₁₀ / 53₈ / 2B₁₆)

athe literal a (97₁₀ / 141₈ / 61₁₆) (case sensitive)

\+the literal + (43₁₀ / 53₈ / 2B₁₆)

bthe literal b (98₁₀ / 142₈ / 62₁₆) (case sensitive)

\+the literal + (43₁₀ / 53₈ / 2B₁₆)

cthe literal c (99₁₀ / 143₈ / 63₁₆) (case sensitive)

\+the literal + (43₁₀ / 53₈ / 2B₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

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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Search reference

Regular Expression

index:\s*([0-9]+)\s*,.+'(\+\+a\+b\+c\+\+)'

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