Regular Expressions 101

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

Group 1(-(W|R)( |")(([0-9a-fA-F]{2}) ){2,20})

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 2(W|R)

1st AlternativeW

Wthe literal W (87₁₀ / 127₈ / 57₁₆) (case sensitive)

2nd AlternativeR

Rthe literal R (82₁₀ / 122₈ / 52₁₆) (case sensitive)

Group 3( |")

1st Alternative

the literal (32₁₀ / 40₈ / 20₁₆)

2nd Alternative"

"the literal " (34₁₀ / 42₈ / 22₁₆)

Group 4(([0-9a-fA-F]{2}) ){2,20}

{2,20}repeats the group contents below between 2 and 20 times:

Group 5([0-9a-fA-F]{2})

Character Class[0-9a-fA-F]{2}

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

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

a-fone character from a (97₁₀) to f (102₁₀) (case sensitive)

A-Fone character from A (65₁₀) to F (70₁₀) (case sensitive)

the literal (32₁₀ / 40₈ / 20₁₆)

.*any 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

Regular Expression

.*(-(W|R)( |")(([0-9a-fA-F]{2}) ){2,20}).*

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