Pattern matching is an important technique used in text processing, and Regex is here to help. Find out how to use the Pattern class and constructs like quantifiers and boundary matchers to ...

Let me highlight five different ways I use regular expressions. First, let's talk about regex patterns. What makes a regular expression pattern?

Now that we know how to work with regular expressions and the different methods that are available to interact with, let’s spend some time building regular expressions to match the patterns we want.

Even if you aren’t a regular expression guru, it is easy to use grep to search for lines in a file that match anything from simple strings to complex patterns.

How to use the regular expression functions provided by the ‘re’ library to match, search, and replace text in your Python programs.

Even grep has some uncommon regular expression elements, so I’m only going to work with a subset of patterns, but they are the ones you tend to use the most.