There are two types of comments in JavaScript.

The history object of a browser can be used to switch to history pages such as back and forward from the current page or another page. There are three methods of history object.

The window object is created automatically by the browser that represents a window of a browser. It is not an object of JavaScript. It is a browser object. The window object is used to display the popup dialog box. Let’s see with description. Method Description alert() displays the alert box containing the message with ok…

DOM stands for Document Object Model. A document object represents the HTML document. It can be used to access and change the content of HTML.

BOM stands for Browser Object Model. It provides interaction with the browser. The default object of a browser is a window. So, you can call all the functions of the window by specifying the window or directly. The window object provides various properties like document, history, screen, navigator, location, innerHeight, innerWidth,

Yes, JavaScript is a case sensitive language. For example:

I am assuming that js file name is message.js, place the following script tag inside the head tag.

JavaScript is a lightweight programming language (most commonly known as scripting language) developed by Netscape, Inc. It is used to make web pages interactive. It is not a part of the Java platform. Following is a list of some key differences between Java and JavaScript A list of key differences between Java and JavaScript Java…

A simple example of JavaScript hello world is given below. You need to place it inside the body tag of HTML.

Netscape provided the JavaScript language. Microsoft changed the name and called it JScript to avoid the trademark issue. In other words, you can say JScript is the same as JavaScript, but Microsoft provides it.