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Lessons

  • Lesson 1: Find letters and basics

    • Explain basic regex structure "/stuff/tail"
    • Flags look like "" and have special meaning they go in "stuff"
    • Explain how to find any character "/a/" this example will look for a

  • Lesson 2: Numbers and Number Specific wildcards

    • 1234
    • "/\d/" is any number 1-9
    • "/\D/" is its opposite it only grabs not numbers

  • Lesson 3: Wildcards

    • Explain how the . works "/a../" will find add and ave and app
    • If you need to get dot use "/./"

  • Lesson 4: Words

    • Word "/\w/" will get whole words
    • "/\W/" is the opposite getting any not word

  • Lesson 5: Tails

    • Explain how to search for all occurances "/a/g" this will look for every a
    • Explain how to find a whole word ex: "/the/" or all occurances "/the/g"
    • Explain how to ignore case with "/the/i" and "/THE/i"

  • Lesson 6: Ranges Explain ranges "/[A-C]d/" will use the range A-C so it will find Ad, Bd, Cd and the carrot works as well, "/[^A-C]d/" will find Dd but not Ad, Bd, or Cd. THIS IS CASE SENSATIVE

  • Lesson 7: Brackets

    • Explain how to search for array of words "/[aio]s/" will find as, is, and os
    • Explain how ^ effects brackets instead of search for these letter it means if this letter then ignore "/[^bh]og/" will ignore hog and bog but find jog

  • Lesson 8: Heads and Tails

    • "/^stuff/" if it starts with stuff
    • "/stuff$/" if it ends with stuff

  • Lesson 9: Logic

    • or is | so "/(I love) cats|dogs/" will return on I love cats and I love dogs

  • Lesson 10: Repetitions

    • "/a{2,4}/" will find aa, aaa, aaaa, and aaaa
    • "/a{3}/" will find aaa