The importance gradually decreases from 1 to 6, and the font size also becomes smaller.

Split paragraphs and wrap lines automatically

<div></div>Place one per line

<span></span>You can put multiple on one line

<img>

<strong></strong> or <b></b> bold

<em></em>or <i></i>tilt

<del></del>Strike through

<ins></ins><u></u>Underline

<ahref="Jump target" target="Pop-up method of the target window" text or image > </a>

What follows ahref is the address of the link target, which is a required attribute.

The default value of target is _self to open in the current window, _blank to open in a new window

For external links, the full address such as http://www should be written in ahref.

For internal links, just write the internal page name directly

Empty connection, no link target is determined, just <a href="#">Homepage</a>

Download link, href contains a file or compressed package

Web element links, add hyperlinks to various web elements in the web page

Anchor links can quickly locate a certain location on the page

Basic format <table> <tr><td><td><tr> <table>

<table> is the tag used to define the table

<tr> is a row in the definition table and must be nested in <table>

<td> is a column in the definition table and must be nested in <tr>

You can use <th> at the beginning of the table, and the content will be bold and centered.

Table structure tag

table properties

How to merge cells

unordered list

ordered list

custom list

<form action=URL method=Submission method name=Form field name>Content</form>

Attributes

form tag

Bind form elements. When you click the text in the <Label> tag, the browser will automatically turn the focus to or select the corresponding form element to enhance the user experience.

Syntax: <label for="custom name"></label> <input type="" id="custom name">

Core: The attribute value in for is the same as the attribute value in id

http://www.baidu.com

http://www.w3school.com.cn/

http://developers.mozilla.org/zh-CN/

&nbsp

&lt

&gt

&times

&devide

The largest tag on the page: the following tag

Document header

everything that contains the element

The title of the document

Shortcut key ctrl /