How to Write Regular Expressions Without Going Crazy (Beginners Tutorial)

Learn Regular Expressions with this masterclass tutorial. 🧠 Need expert help fast? Book a 1:1 session and get unstuck today 👉 https://bit.ly/42I10y5 🎥 NEW: Unlock members-only videos and behind-the-scenes drops 👉 https://bit.ly/4iyBm4I 🛠️ The exact tools and gear I trust (and actually use) 👉 https://amzn.to/44fKDv4 📚 Step-by-step setup guides, templates, and insider resources 👉 https://bit.ly/4ivZDID 🛒 Grab custom gear and tools designed by me 👉 https://etsy.me/4isKwjb 📩 For sponsorships or business inquiries, reach out: macgyvertechnology@gmail.com Every programmer should have a good handle on how to wield this powerful tool. Knowing how to read and write regular expressions will greatly enhance your ability as a programmer to navigate and extract complex data structures with ease. This video will deep dive into all the underlying mechanics and syntax around regex as well as provide real world examples of how to implement this with JavaScript and python to build web scrapers, email validation, and front end password validators. Outline Intro 0:00 - 01:42 Constructing a Regex 1:42 - 2:30 Literal/Special Character 2:30 - 2:50 Special Characters 2:50 - 4:25 Shorthands 4:25 - 5:15 Anchors 5:15 - 6:24 Repetition 6:24 - 9:06 Capture Groups 9:06 - 12:40 Character Classes 12:40 - 14:46 Negated Character Class 14:46 - 16:30 Back References 16:30 - 18:06 Search and Replace 18:06 - 19:17 Positive Look Ahead 19:17 - 20:13 Negative Look Around 20:13 - 21:40 Flags and Modifiers 21:40 - 22:30 Match on Email Addresses 22:30 - 24:35 JavaScript Regex 24:35 - 32:00 Password Validation 32:00 - 34:06 Web Scraping 34:06 - 39:27 Python RE Package 39:27 - 40:38 #regex #regularexpression Regex Validator https://regex101.com/