1. HTML document basic format
When using Dreamweaver to create a new default document, it will bring some source code, such as:
1<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
2<html xmlns="http://www.w3.org/1999/xhtml"
3<head>
4<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
5<title>无标题文档</title>
6</head>
7<body>
8</body>
9</html>
The included source code constitutes the basic format of the html file. It
mainly includes:
<! DOCTYPE> Document type declaration
<html> Root tag
<head> Head tag
<body> Body tag
2. HTML tags
(1) single tags and double tags
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
</head>
<body>
<h2>传智播客网页平面设计免费公开课<h2>
<p>更新时间。。。。。。</p>
<hr />
<p>传智播客网页设计平面公开课。。。。。。</p>
</body>
</html>
The above uses different tags to define the network than the title tag <h2>, horizontal tag <hr />, paragraph tag <p>
double tag: also known as the body tag, refers to the tag composed of the start and end tags .
Basic syntax
<tagname> content <tagname>
single tag: also known as empty tag, refers to a tag that can be completed with a tag symbol to describe a function
Basic syntax
<tagname />
(2) Comment tag
Here is the quote
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
</head>
<body>
<!--这是一段注释。注释不会再浏览器中显示.-->
<p>这是一段普通的段落</p>
</body>
</html>
3. The attribute of the tag The
syntax format is as follows:
<tagname attribute 1 = “attribute 1” attribute 2 = “attribute 2” ……> content </ tagname>
Any tag attribute has a default value, and the default is omitted if the attribute is omitted value. E.g:
<h1 align="center" >标题文本<h1>
4. Related tags in the head of the HTML document
* 1 <meta name = “name” content = “value” />
< meta name="keyword" content="java培训,net培训 />
* 2 <meta http-equiv = “name” content = “value” />
Reference external file tag <link>
5. HTML text control tag
Title tag
<hn aling="对齐方式">标题文本</hn>
Paragraph mark
<p aling="对齐方式">段落文本</p>
Horizontal mark
<hr 属性="属性值"/>
<hr /> Mark common attributes
6. Text style mark
7. Text formatting mark
8. Special character mark
