Acceptance Criteria GIVEN a regex tutorial WHEN I open the tutorial THEN I see a descriptive title and introductory paragraph explaining the purpose of the tutorial, a summary describing the regex ...

In this Regex Tutorial, you will learn how to validate the featured email address regular expression (regex) Regex Featured in This Tutorial: /^([a-z0-9_\.-]+)@([\da ...

In this lesson, you’ll learn how to use RegEx (regular expressions) to work with sets of characters. Unlike the ., which matches any single character , sets enable you to match specific characters and ...