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 ...

JavaScript variables hold a wide variety of information and can be used with virtually any data type. Here's how to use variables to store numbers, text strings, objects, and more.

JavaScript vs. TypeScript example TypeScript's type system has a minor impact on how variables are referenced and declared, yet it has a huge impact on maintainability and consistency. For example, ...

Before you say it, yes I know about cookies. The problem I have is I need to keep a LOT of numbers between refreshes, and was wondering if there is some way to mark an array variable as ...