Ever wondered how to make your JavaScript code run at least once before checking a condition? In this beginner-friendly tutorial, you'll learn how to write and use do...while loops in JavaScript, and when they’re the best choice over other loop types.

The do...while loop is especially useful for form input validation, menu prompts, and other cases where code must run first, then loop only if needed.

In this video, you’ll learn:

Syntax and structure of the do...while loop

Key differences between while and do...while

Real-world examples: user input retry, simple menu interface, countdown

Common mistakes like infinite loops and logic errors — and how to avoid them

Tips for clean, readable loop logic in JavaScript

Perfect for JavaScript beginners, students, and anyone building interactive programs or games where post-condition loops are needed.

Be sure to explore our full JavaScript Tutorials Playlist for more control flow, loops, and real-world projects!

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