Regular Expressions: Introduction
William A. Yarberry Jr. · Apress eBooks · 2021
First impressions of regular expressions are rarely positive. They look arcane, a throwback to the early decades of modern computing, when GUIs and object-oriented programming were a distant future. However, once you get past its look and feel, regular expressions give you serious power to search, filter, and manipulate text and numbers with speed and minimal code.