How strlen() Works in PHP | PHP String Length Function Explained

How strlen() Works in PHP | PHP String Length Function Explained

In this PHP tutorial, we dive deep into the strlen() function — one of the most commonly used functions to find the length of a string in PHP. Whether you're validating form inputs, processing data, or building dynamic websites, understanding how strlen() works is essential for every PHP developer.

✅ What you’ll learn in this video:

What strlen() does in PHP

How to use strlen() with examples

Common use cases for strlen() in real projects

Important tips and potential pitfalls when using strlen()

This is a must-watch for anyone learning PHP for web development, preparing for interviews, or looking to sharpen their coding skills!

📚 Example covered:

echo strlen("Hello World"); // Output: 11

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