HTML Hyper text Markup Language, Hypertext Markup Language, markup language differs from programming language, markup language is a set of tag tags, HTML uses tag tags to describe web pages
HTML documents contain HTML tags and plain text
Save format: Save text document in HTML format, open in Browser, view page effect
HTML integration Editor (client software specifically designed to write HTML code): VS Coder
Text Editor: Notepad (PC) or TextEdit (MAC)
HTML Common packet Framework, etc.:
MODERNIZR Automatic detection of browser versions and features
An HTML composition: tags, attributes, content
or in professional terms: an HTML element, which is the code from the start tag, attribute, content, to end tag
Some of the terminology explained:
Tag tag <a><a/> angle brackets keyword in pairs appear start and end tags
Property <a s= "x" >list<a/> s set in start tag
The content list is displayed in a Web page as a object with an S attribute (not rigorous and object-oriented but can be understood)
The format is as follows:
< tag keywords Tag properties > contents of Tag Objects < end of this tag object >
<a s= "x" >list<a/>
A set of tag HTML tags nested
The contents of an HTML element, which can be other HTML elements
Framework class elements
Text description page between
<body> Visible Page Content <body/>
Basic display elements
<p> paragraph <p/> (paragraph means automatic another line)
Link
<a Herf = "URL" > This is a link <a/>
Link Label <a> link property link Address herf = "URL" contains linked text this is a link
Image
Image label properties: Image source SCR = "Local picture relative address" or network picture absolute address "width=" pixel width "height=" Pixel High "
Empty content Element
Line break
<br/> is both the start tag and the end tag
HTML tags and attributes