HTML tags are simple instructions that tell web browsers how to display content on a page. They transform plain text into structured elements such as headings, paragraphs, hyperlinks, and images.

The above tags and all others included in the HTML language can be used as often as you want. You just need to make sure to close the tag — in other words, if you start a paragraph with <p>, you ...

Because HTML looks easy and lacks features like formal conditional logic and Turing-completeness, it’s often dismissed as not a programming language. “That’s not real code; it’s just ...