A regular expression is a pattern that the regular expression engine attempts to match in input text. A pattern consists of one or more character literals, operators, or constructs. For a brief ...

A regular expression (shortened as regex or regexp), sometimes referred to as rational expression, is a sequence of characters that specifies a match pattern in text. Usually such patterns are used by ...

Abstract: The regular expression (regex) practices of software engineers affect the maintainability, correctness, and security of their software applications. Empirical research has described ...

Regular expressions come in handy for all varieties of text processing, but are often misunderstood--even by veteran developers. Here's a look at intermediate-level regular expressions and what they ...

Abstract: The regular expression (regex) is a powerful tool employed in a large variety of software engineering tasks. However, prior work has shown that regexes can be very complex and that it could ...

Regex is a powerful – yet overlooked – tool in search and data analysis. With just a single line, you can automate what would otherwise take dozens of lines of code. Short for “regular expression,” ...

Read chapter 12 from the book Programming in Python 3: A Complete Introduction to the Python Language by Mark Summerfield. This chapter is an excerpt from Programming in Python 3: A Complete ...

“Please say it wasn’t a regex, please say it wasn’t a regex; aww, crap, it was a regex!” That seems to be the conclusion now that Crowdstrike has released a full root-cause analysis of its ...