Designed for learners ranging from beginner to advanced, this module takes students on an in-depth exploration of JavaScript scope — a foundational but often misunderstood aspect of coding. Students ...

Nowadays JavaScript has three different keywords to declare a variable — var, let and, const. Each has its own properties and particularities. Let’s start by making a simple comparison table of the ...

Scope determines where a variable can be accessed. Lexical Environment is the mechanism that makes scope work — each Execution Context carries a reference to its parent's memory. Scope is directly ...