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JavaScript regular expression basics and practice

Introduction >
ChapterCourseware
Chapter1Basic knowledge of regular expressions

First experience with regular expressions

12 minutes55 seconds

Two ways to create regular objects

12 minutes39 seconds

What are regular modifiers?

06 minutes13 seconds

Types and uses of atomic characters

15 minutes41 seconds

mysterious metacharacters

19 minutes16 seconds

Character object methods that support regular parameters

11 minutes12 seconds
Chapter2Regular expression practical case

Use capture groups to get the most repeated characters and their number (1)

13 minutes15 seconds

Use capture groups to get the most repeated characters and their number (2)

14 minutes34 seconds

How to remove whitespace characters in the middle and sides of a string

09 minutes15 seconds

How to verify whether the email is legitimate?

19 minutes43 seconds

How to filter mobile phone numbers in user messages?

18 minutes58 seconds
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