Python Basics (15)-html

What is HTML about HTML?

HTML is a language used to describe a Web page.

• HTML refers to Hypertext Markup Language: HyperText Markup Language
• HTML is not a programming language, but a markup language
• Markup language is a set of tag tags (markup tag)
• HTML uses tag tags to describe Web pages
• HTML document contains HTML tags and text content
• HTML documents are also called Web pages

Hypertext: Refers to the page can contain pictures, links, and even music, programs and other non-text elements.

Markup Language: The language in which tags (tags) are composed

HTML tag tags are often referred to as HTML tags (html tag).

• HTML tags are keywords surrounded by angle brackets , such as
• HTML tags are usually paired up , such as <b> and </b>
• The first label in the pair is the start tag , the second is the end tag
• The start and end tags are also known as Open and closed tags, and the middle content is the label body
• Some labeling functions are simple. Use a label. This label is called a self-closing tag. For example: <br/>
• tags can be nested. But cannot cross-nest. <a><b></a></b>

< tags > tag body </tags >

Web page ==html document, parsed by the browser, used to show the

Static Web pages: Static resources, such as xxx.html

Dynamic Web pages: HTML code is dynamically generated by a development language based on user requests

HTML tree structure diagram:

Brief description:

<! DOCTYPE html>"utf-8"><title> Hello</title>
Python Basics (15)-html