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{{figure {url: "img/chapter_picture_9.jpg", alt: "Illustration of a railroad system representing the syntactic structure of regular expressions", chapter: "square-framed"}}} {{index evolution, ...

Abstract: Regular expressions are notoriously difficult to get right, with developers often having to resort to trial-and-error approaches. Even so, little attention ...

6.Matches and groups 👍 The test method is the absolute simplest way to match a regular expression. It tells you only whether it matched and nothing else. Regular expressions also have an exec ...