Regular Expressions 101

Group 1(!!|\$\$)

1st Alternative!!

!!the literal text !!

2nd Alternative\$\$

\$the literal $ (36₁₀ / 44₈ / 24₁₆)

Group 2([\w-]+)

Character Class[\w-]+

+matches at least one character from the set below:

\wany word character

-the literal - (45₁₀ / 55₈ / 2D₁₆)

\1the text saved by group 1

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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(!!|\$\$)([\w-]+)\1

New

My pen cost is !!penCost!! manufactured in $$penYear$$ with colors !!penColor1!! and $$penColor1$$

<$2>