Difference between TypeScript and JavaScript JavaScript and TypeScript look very similar, but there's one important distinction. The key difference between JavaScript and TypeScript is that JavaScript ...

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 ...

First, it’s important to note that JavaScript’s values have fixed types, but variables do not. A JavaScript variable is dynamically typed, so it adopts whatever the type of its value is: ...

JavaScript Typing Unlike strongly typed programming languages such as C#, JavaScript is loosely typed and allows you to assign any data type to a variable without giving the variable a specific type.

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.

The JavaScript executes within the larger context of the surrounding code— that’s why you can reference the variables. Now we start to see some of the power that has made JSX so successful.

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 ...

Hello,I'm using some JavaScript and a cookie to gather general user information and then pass it to another page which in turn uses JavaScript to write the variable data into a form text box, but ...