Grokking JavaScript Fundamentals
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JavaScript - Variable Scope
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Understanding variable scope in JavaScript is fundamental to writing clear and effective code. Scope determines where variables can be accessed or referenced in your code.

There are three main types of scope:

  • block scope
  • function scope
  • global scope

Understanding these scopes and how they differ is crucial for writing effective and error-free JavaScript code.

Understanding var, let, and const

var: The var keyword is the traditional way to declare variables in JavaScript

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Table of Contents

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