Junior From PDF JavaScript JavaScript

What is the difference between new Object() and object literal {}?

Short answer: Both create objects, but: {} is simpler and faster. new Object() is less common and can be overridden. Example: const a = {}; // Preferred const b = new Object(); // Not preferred

Example code

Both create objects, but: {} is simpler and faster. new Object() is less common and can be overridden. Example: const a = {}; // Preferred
const b = new Object(); // Not preferred

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.
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