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 ...

When you first meet it closure seems like the craziest of ideas. However once you realize that JavaScript functions are objects and what this implies then it seems like a natural consequence. Most ...

You are probably already familiar with JavaScript’s set of highly flexible variable types. We don’t need to review them here; they are very powerful and capable ...