The JavaScript Interview Handbook: 100+ Interview Questions/

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Solution Review: Shallow to Deep

Solution Review: Shallow to Deep

This lesson will explain the solution to the problem in the previous lesson.

We'll cover the following...

Solution #

Node.js
const girl = {
  name: 'Anna',
  info: { age: 20, number: 123 }
};
const newGirl = JSON.parse(JSON.stringify(girl));
newGirl.info.age = 30; 
console.log(girl.info.age)

Explanation #

The above code uses the concept of deep cloning to ...