What are JavaScript commands?

Either way, all JavaScript commands will help you improve your knowledge and skills. This is one of the most important Javascript commands. This command is used to send messages to the console window. The debugger statement invokes any available debugging functionality, such as setting a breakpoint.

What is a JavaScript function?

A JavaScript function is a block of code designed to perform a particular task. A JavaScript function is executed when "something" invokes it (calls it). What can JavaScript Do? This section contains some examples of what JavaScript can do: One of many JavaScript HTML methods is getElementById ().

What is a JavaScript statement?

The statements are executed, one by one, in the same order as they are written. JavaScript programs (and JavaScript statements) are often called JavaScript code. Semicolons separate JavaScript statements. When separated by semicolons, multiple statements on one line are allowed: On the web, you might see examples without semicolons.

How do I use JavaScript?

A very common use of JavaScript is to dynamically modify HTML and CSS to update a user interface, via the Document Object Model API (as mentioned above). Note that the code in your web documents is generally loaded and executed in the order it appears on the page.