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The JavaScript Interview Handbook: 100+ Interview Questions

Solution Review: Native & Host Objects

Explore the distinctions between native and host objects in JavaScript, focusing on their characteristics and usage within object-oriented programming. This lesson helps you understand built-in objects, environment-provided host objects, and their role in common coding interview questions.

We'll cover the following...

Question 1: Solution review #

Explanation #

In JavaScript, native objects are built-in objects. These are pre-defined objects that are always available regardless of the environment as long as JavaScript is running. Some common ones include:

  • String()

  • Boolean()

  • Number()

  • Array() ...