I am currently working through an online code camp. We have recently been learing about Regex and how it's used to verify and find data in a given application. By the end of this tutorial you should have a basic understanding of what Regex is, and how to use it in your application.
Let's begin by defining regex. Regular expressions, regex for short, are a series of characters that lay out a specific search pattern. It takes a given string of characters and verifies to see if it matches a required pattern. At first it may