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 ...

A quick run down on how you can use regular expressions in your own programs to give you more power over searching and substituting text. Perl has long been an extremely popular choice for text ...

How to use the regular expression functions provided by the ‘re’ library to match, search, and replace text in your Python programs. Regular expressions, or “regex,” is a system for finding complex ...