This section contains code examples that illustrate the use of regular expressions in common applications. Note The xref:System.Web.RegularExpressions namespace contains a number of regular expression ...

The first time I ever encountered a regular expression was many years ago now, but I still remember my first thoughts on it: What is this string-like thing? I don’t want to touch it, it looks scary. I ...

For this work with regular expressions, we will start with a browser-based tool. Below is a list of file names. We want to write a regular expression that captures parts of each string. Copy the text ...

When working with regular expressions in a shell script the norm is to use grep or sed or some other external command/program. Since version 3 of bash (released in 2004) there is another option: ...

Google updated the help document for the performance report within Google Search Console to say you can use regular expressions to filter the report results. Google wrote, “If you choose the Custom ...