Why more programmers should know Regular Expressions?

Credit: Background image by Lorenzo Cafaro from Pixabay.

A regular expression (shortened as regex or regexp) is a sequence of characters that define a search pattern. Usually, such patterns are used by string-searching algorithms for “find” or “find and replace” operations on strings, or for input validation.


1. It’s a really powerful tool

2. Learn it once, use it forever

3. It’s easier than it looks


4. There are amazing tools to help you

6. You can understand someone else's code


5. It can be a stand out skill




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