The big role of small meta tags in HTML documents

--The big function of the HTML document small meta tag
Meta is a response header message that is used to simulate an HTTP protocol in an HTML document. Meta tags are used in Online robots automatically look up meta values to classify Web pages. The most important of these is description (the site's description on the search engine) and keywords (category keywords), so you should add a meta value to each page. More commonly used are the following:
Name property

　

1,

2,

3,

4, Tell the search engine your site's production of the author;

5,

"All|none|index|noindex|follow|nofollow" >

The properties are described below:

Set to all: The file will be retrieved and the link on the page can be queried;

Set to None: The file will not be retrieved and the link on the page cannot be queried;

Set to index: file will be retrieved;

Set to follow: the link on the page can be queried;

Set to NOINDEX: The file will not be retrieved, but the link on the page can be queried;

Set to Nofollow: The file will not be retrieved and the link on the page can be queried.

Http-equiv Property

1,

and

Also such as English is iso-8859-1 character set, there are BIG5, Utf-8, Shift-jis, Euc, Koi8-2 and other character sets;

2,

3,

4,

5, cookie set, if the page expires, save the cookie will be deleted. Attention must also be paid to the use of GMT time format;

6, Web rating, in IE Internet Options, there is a content settings, you can prevent browsing some restricted sites, and the site's limit level is through the meta attribute to set;

7,

8,

50) "> and

Contect= "Revealtrans (duration=20,transtion

=6) "" To set the special effects of entering and leaving the page, this feature is the "Format/page transition" in FrontPage, but the added page cannot be a frame page.