Java Regular Expressions (Regex) Explained | Pattern & Matcher Classes | CodeCraft with Poonam
Welcome back to CodeCraft with Poonam 👩💻!
In today’s video, we’re going to simplify one of the trickiest yet most powerful concepts in Java — Regular Expressions (Regex)!
Think of a Regular Expression as your kitchen strainer or filter —
you pour in a mix of ingredients (data), and it helps you pick out only what you need — like filtering rice grains from water.
🔍 What you’ll learn in this video:
✅ What is a Regular Expression (Regex)
✅ Pattern and Matcher classes in Java
✅ Common Regex symbols and their meanings
✅ Searching, matching, and replacing text
✅ Real-world use cases — form validation, data filtering, etc.
✅ Common mistakes beginners make
👩🏫 Mentor: Poonam Agrawal
👩💻 From: CodeCraft with Poonam
💬 Don’t forget to Like 👍, Comment 💭, and Subscribe 🔔 for more simple, practical Java lessons!
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