What are the falsy values in JavaScript?

Short answer: Values that evaluate to false in Boolean context: false, 0, "", null, undefined, NaN Example: if (!0) console.log("Falsy"); // prints "Falsy"

Example code

Values that evaluate to false in Boolean context: false, 0, "", null, undefined, NaN Example: if (!0) console.log("Falsy"); // prints "Falsy"

Real-world example (ShopNest)

ShopNest’s browser cart uses modern JavaScript: fetch APIs with async/await, modules, and clear error handling.

Say this in the interview

1. Define — one clear sentence (the short answer above).
2. Example — relate it to a project like ShopNest or your real work.
3. Trade-off — when you would not use it.