JavaScript Interview Question: Double Equals vs Triple Equals Explained (== vs ===)
🚀 Can you explain the difference between == and === in JavaScript?
In this video, we’ll answer one of the most common JavaScript interview questions and explain the difference between the double equals (==) and triple equals (===) operators.
You’ll learn:
✅ Loose vs strict equality
✅ Type coercion
✅ Practical code examples
✅ A strong interview-ready answer
✅ A coding challenge to test your knowledge
Whether you’re preparing for an internship, graduate software engineer role, or technical interview, understanding equality operators is essential.
💬 Challenge: What will this output?
console.log(null == undefined);
console.log(null === undefined);
Post your answer in the comments before checking the pinned comment!
📚 Playlist: Learn JavaScript Through Interview Questions
00:00 Intro
00:11 Interview Question
00:30 Common Answer
00:46 Strong Answer
01:12 Example 1: == vs ===
01:59 Example 2: true == 1
02:41 Interview-Ready Answer
03:07 Challenge Time
03:17 Outro
#JavaScript #CodingInterview #SoftwareEngineering #Programming #WebDevelopment #Frontend #Developer #TechInterviewLab
On this page of the site you can watch the video online JavaScript Interview Question: Double Equals vs Triple Equals Explained (== vs ===) with a duration of hours minute second in good quality, which was uploaded by the user Tech Interview Lab 30 June 2026, share the link with friends and acquaintances, this video has already been watched 19 times on youtube and it was liked by 3 viewers. Enjoy your viewing!
