please help

Extracting and transforming frequently requires the use of regular expressions, regardless the utility or language you use. So create your own reference to make it easier! Specifically. Using your own research, the references for this class, and learning from your own mistakes: create a one-poge reference sheet formatted your own way that shows 1) common regular expression features, and 2) examples illustrating regular expression features. Please don't use descriptions and examples from the Regular Expressions Express. Bonus! You may use your reference sheet during tests in class and outside class. For credit, submit: -. (as a PDF) The one-page reference sheet described