Lesson 1: The Basics

Regular Expressions are like the secret ingredient in your favorite aunt's recipe. You know, the one that makes everything taste like 'a little bit of this, a pinch of that.'

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Lesson 2: The ABCs of Character Classes

Character Classes are like the alphabet, but with more power!

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• \w : The cool kids club, where all the hip characters hang out
• \d : The digit crew, where all the numbers are in charge
• \S : The whitespace warriors, where all the empty characters get a seat at the table
• \w\W : The weird and wonderful, where all the special characters get a chance to shine

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Lesson 3: Capturing the Magic

Groups and captures are like the secret ingredients in your favorite magic trick.

(1) (2) (3) : The group gang, where all the numbers get a group hug!

\(? : The parentheses crew, where all the expressions are in parentheses!

\| : The or crew, where all the options come together in perfect harmony!

\{ : The curly bracket crew, where all the expressions are in curly parentheses!

\} : The curly bracket crew, where all the expressions are in curly parentheses!

(?:) : The non-capture crew, where all the expressions are just for show!

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Lesson 4: The Power of More or Less

Quantifiers are like the magic words in your favorite fairy tale, where you can have more or less of anything!

• \* : The zero-or-more club, where all the possibilities exist!
• \+ : The one-or-more crew, where all the possibilities are in sync!
• \{n, m\} : The range crew, where all the numbers are in order!
• \? : The zero-or-one crew, where all the possibilities are just as good as the rest!

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