Lesson 11 – JavaScript String Search Methods ⚡
Learn how to find, check, and analyze text inside strings using JavaScript’s built-in string search methods. In this lesson, you’ll discover how to locate characters, words, and patterns efficiently in your programs.
You’ll explore:
✨ indexOf & lastIndexOf – Find the position of characters or words
✨ search – Search strings using patterns and regular expressions
✨ match & matchAll – Extract matching text from strings
✨ includes – Check if a string contains specific text
✨ startsWith & endsWith – Validate how strings begin or end
✨ Real-world examples – Apply string searching in forms, validation, and UI logic
✨ Hands-on practice – Try examples directly in your browser
Perfect for beginners who want better control over text processing and validation in JavaScript. Simple, practical, and essential for real-world applications! 🚀