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JavaScript String length Property

JavaScript String length Property

Summary: In this tutorial you’ll learn how to use the .length property in JavaScript. Definition and Usage The length property returns the length of a string (number of characters). The length of an empty string is 0. Remember: Strings can be empty, a space or anything you can type on your keyboard. Example

JavaScript Variables

JavaScript Variables

Summary: in this tutorial, you will learn about JavaScript variables and how to to declare the variables in JavaScript. JavaScript Variables A variable is a container/box for storing data values. You give variable a name, then give it a value. When you call or use that name it will return what it has inside of it. Create a variable To create a variable in JavaScript we use the keyword var like so: a) the var is a JavaScript keyword b)…

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JavaScript Comments

JavaScript Comments

Summary: In this tutorial, you will learn about JavaScript comments and how to use them. What is JavaScript comments? Commenting is a common task that we do always in programming.Commenting is a way to leave notes to: yourself (future self) other people (developers who have to figure out your code) make a JavaScript code inactive JavaScript single line comment To create a single line comment in JavaScript you write // Using // will tell JavaScript to ignore the remainder of…

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Javascript Tutorial

Javascript Tutorial

Learn Javascript step by step by building projects. Introduction to Javascript What is Javascript? It’s a programming language. But… What is a programming language? A programming language is a way to tell/command computers to do something.Everything that we do on a computer, phones or any electronic device that has some sort of software. It’s created using a programming language. Computers by themselves don’t do anything. They are just programmed by human programmers and are waiting for the user to do…

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