Learn Regular Expressions

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Free Online Course: Learn Regular Expressions provided by Scrimba is a comprehensive online course, which lasts for Less than 1 hour of material. The course is taught in English and is free of charge. Learn Regular Expressions is taught by freeCodeCamp.

Overview
  • This tutorial teaches you regex in JavaScript through 34 screencasts. It explains regular expressions step-by-step from basic to advanced so that you don't fall off along the way. This ensures that you finally learn regex once and for all.

    • Regex basics
    • Test matches
    • Literal strings
    • Case insensitive
    • Single character
    • Match letters
    • Match numbers
    • Single match
    • Multiple matches
    • Wildcards
    • Lazy matching
    • Begins with match
    • Ends with match
    • Inclusive match
    • Exclusive match
    • Whitespace match
    • Lookahead
    • Capture groups

Syllabus
  • This course contains 35 interactive screencasts

    • Learn Regular Expressions