Extras

The comments are very used when coding, when we don't want an specific content to be shown in the browser. For example, maybe we are not using the code at a time but we don't want to erase it, or maybe you want to write personal notes to future developers that will work on your files.

<!-- this is a comment -->
<p>This is a paragraph</p>

The comment will not be shown in the browser but it will on the html.:

This is a paragraph