Having the ability to search through text, validate text, and replace text using an advanced set of rules is exactly what Regex is for. Unfortunately, people fail to ever truly learn Regex. In this video I will be teaching you everything you need to know about Regex. We will talk about what Regex is, what Regex flags are, how to do simple and complex matches, how to handle look aheads and look behinds, and much more. Then at the end of the video I will show you how to use Regex to validate and format a phone number in various different formats.

🧠 Concepts Covered:

• What Regex is
• How to use Regex for simple matching
• How to match repeating patterns
• What Regex flags are
• Look aheads and look behinds
• Regex special characters
• Validation with Regex
• Find and replace with Regex

#regex #javascript #web-development