The JavaScript Interview Handbook: 100+ Interview Questions/

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Solution Review: Hoisting

Solution Review: Hoisting

In this lesson, we will discuss the solutions to the questions in the previous lesson.

We'll cover the following...

Question 1: Solution review #

Explanation #

Run the code from the question below:

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function Add(){
    console.log(answer)
    var answer = 2
};
Add()

The above code displays undefined as an answer due to the concept of hoisting in Javascript.

Hoisting

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