what does html do code example

Example 1: what is html used for

html is used to make web pages and it discribes the layout of a web page

Example 2: what is html

HYPER-TEXT MARKUP LANGUAGE
Is the standardised markup language (a subset of XML) that 
defines the layout of a webpage. 
HTML has no functional properties, other languages such as 
JavaScript must be used in order to manipulate the layout
and perform HTTP requests.
CSS (Cascading Style Sheets) is commonly used to style the
elements in the layout.

Example 3: what is html used for

<!-- Answer to: "what is html used for" -->

<!--
  HTML is used to create electronic documents (called "pages")
  that are displayed on the World Wide Web.
-->