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Want to know how to check if a value exists inside an array in JavaScript? In this beginner-friendly tutorial, you’ll learn how to use the includes() method in JavaScript to check for values inside arrays easily and efficiently.
We’ll cover the syntax, examples, edge cases (like case sensitivity), and how it compares to older methods like indexOf().
🧠 In this video, you’ll learn:
How to use includes() with arrays in JavaScript
How to check if a string or number is present
What happens with case sensitivity
When to use includes() vs indexOf()
Real-world examples with arrays
This JavaScript array tutorial is perfect for beginners who are learning JavaScript basics, working on simple projects, or preparing for coding interviews.
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2025/07/06
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