Jessica's HTML Notes

Differences between HTML and XHTML


Even if you chose not to use full XHTML and use Strict HTML, you can still use may of the principles of XHTML such as quoting attributes and lowercase tag names

In HTML Strict: tags such as img and br are written without the closing slash. Paragraph <p> and list item <li> should still be closed however (unlike earlier versions of html)

Quirks mode vs. Strict Mode

Semantic HTML