Regular Expression In-depth Look (Regex)

Hissashiburi, it has been long time! Well, today talk what? Guess what? Regex (lar), of course (lar).

Regex, is an abbreviation for Regular Expression. So, what is it? Regex is a very cool and brilliant. Developers tend to use it to check user input validation, search & replace, and so on......

Instead of searching multiple times by checking every single character in a string, you actually can check against a regular expression pattern. For your information regular expression pattern is an expression that describes a set of strings (e.g.[a-zA-Z]).

Here, I would like to share with you, a website, which may come in handy for you. Please click on the below image and see.