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All LessonsFree Lessons (4)

The Beginning of Regular Expressions

Introduction Testing the Expressions Coding Standards On With the Show: The Birth of Regular Expressions Types of Regular Expressions Quiz on the Introduction to Regular Expressions

The Anatomy of Regular Expressions

Defining a Regular Expression What’s Inside a Regular Expression?Special Characters: Character Classes Special Characters: Quantifiers Special Characters: Capturing and Non-Capturing Groups Special Characters: Matching the Protocol and Hostname Special Characters: Matching the URL and Non-Capturing Groups Flags Exercise: A Simple Interpreter Solution Review: A Simple Interpreter Summary Quiz on the Anatomy of Regular Expressions

The RegExp Object

Introduction to the RegExp Object Index of the Last Match The exec Method The Other Methods Summary Quiz on the RegExp Object

Thinking in Regular Expressions

Introduction Exercise: Turning a List of Phrases Into an Array of Strings Solution: Turning a List of Phrases Into an Array of Strings Dynamic Regular Expressions Parsing Dates Exercise: A Regular Expression Crosswords Solution: A Regular Expression Crosswords Summary

Regular Expressions in the Wild

Password Pattern Matching Checking the Expression Email Pattern Matching Checking the Expression Complex Character Replacement Capturing Variable Names Alone

Wrapping Up

JavaScript Regular Expressions in Detail/

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Conclusion

Conclusion

Here are our concluding remarks on the course!

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Regular expressions are a very powerful tool, and, in this chapter, we’ve shown two different use cases for them: pattern validation and smart string ...