Many consider that HTML is code. Well, it's not. HTML—any version of it—is a markup language.
A markup language is a computer language that can be read and understood by humans. It uses tags to define the parts of the content. HTML and XML are markup languages.
To further help the differentiation, a coding language involves much more complex abstractions, scripting, database connections, transmission of data in some shape or form via complex protocols, and so on. Coding is truly a magical world.
HTML can do all these, but it's way less complex and a lot easier to understand.
In this chapter, we're going to focus on the science behind marking up content. Content can come in many different forms: text, images, videos, forms, error messages, success messages, iconography, and so on. Also, the way a type of content behaves in the browser or the way the user interacts with it will tell us what type of HTML element that specific content should be marked as...