Introduction to HTML HTML is based on Standard Generalised Markup Language (SGML), which is the mother of all markup languages. HTML is a simple text formatting language used to create hypertext documents for the WWW. These hypertext documents (called web pages) can be viewed with the help of a web browser. HTML was developed in November 1990 by Tim Berner-Lee. What is Hypertext? A hypertext is a text which when clicked takes the reader to a different location in the same document or to a different document which may be located on a different server. What is HTML? HTML is a language for describing web pages.
HTML stands for Hyper Text Markup Language HTML is a markup language
A markup language is a set of markup tags
The tags describe document content
HTML documents contain HTML tags and plain text
HTML documents are also called web pages.
What are HTML Tags? HTML markup tags are usually called HTML tags.
HTML tags are keywords (tag names) surrounded by angle brackets like HTML tags normally come in pairs like
and
The first tag in a pair is the start tag, the second tag is the end tag
The end tag is written like the start tag, with a slash before the tag name
Start and end tags are also called opening tags and closing tags
content
Some important things about HTML 1. 2.
HTML is not a case sensitive language. Spaces and tabs can be used anywhere in the document because it does not affect the appearance of the document.
3.
The HTML document is saved with the file extension .HTM or .HTML
4.
The HTML document is written in text editors like Notepad or Wordpad.
Structure of a HTML Document
HTML Tag Definition and Usage The tag defines the document's body. The element contains all the contents of an HTML document, such as text, hyperlinks, images, tables, lists, etc.
HTML Headings Headings are defined with the
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tags. 276h
defines the most important heading. 5hc6z
defines the least important heading. 5p1c27
This is heading 1 i3y63
This is heading 2 iv31
This is heading 3 3v1a2p
This is heading 4 5cb6k
This is heading 5 1ou5c
This is heading 6 4dz6t