META tag keyword usefulness

Source: Internet
Author: User
Tags html comment

Your personal website even if do more wonderful, in the "vast sea" of cyberspace, also such as skiff difficult for people to find, how to promote personal website,
There are several ways people think first:

• Sign in to your own personal site in a search engine

• Add links to your personal site on well-known websites

L post in the forum to promote your personal website

Many people ignore the powerful effect of HTML tag meta, a good meta tag design can greatly improve the likelihood of your personal site being searched,
Interested, who am I to get to know the META tag again!

Meta tag, which is an auxiliary tag in the head area of the HTML language. In almost all of the page, we can see this HTML code similar to the following:


<meta Http-equiv=content-type content=texthtml; charset=gb2312>


This is the typical application of the META tag, which identifies the type of encoding used by the page. Comments according to the HTML language standard: Meta tags are very important for website development
tags, which can be used to identify authors, format pages, annotate content feeds and keywords, refresh pages, and more.

Detailed Introduction

Meta tags are divided into two parts: http-equiv and name variables.

Parameter http-equiv

HTTP-EQUIV is similar to the HTTP header protocol, which gives the browser some useful information to help display the content of the page correctly. The Common http-
The EQUIV types are:

A. Expires (term)

Description: Can be used to set the expiration time of a Web page. Once the page expires, it must be re-accessed on the server.

Usage: <meta http-equiv=expires content=wed, 1997 082157 gmt>

Note: The time format of GMT must be used.

B. Pragma (Cache mode)

Description: Prevents the browser from accessing the contents of the page from the local machine's cache.

Usage: <meta http-equiv=pragma content=no-cache>

Note: This setting makes it impossible for visitors to browse offline.

C. Refresh (refreshing)

Note: It is necessary to make the webpage automatically link to other Web pages at regular intervals.

Usage: <meta content=5; url=httpwww.yahoo.com>

Note: 5 of these are meant to be automatically refreshed to URL URLs after 5 seconds of stay.

D. Set-cookie (Cookie setting)

Note: If the page expires, the cookie will be deleted.

Usage: <meta Http-equiv=set-cookie content=cookievalue=xxx;

Expires=wednesday, 21-oct-98 161421 GMT; path=>

Note: The time format of GMT must be used.

E. Window-target (display window settings)

Description: Forces the page to appear on a separate page in the current window.

Usage: <meta http-equiv=window-target content=_top>

Note: Use to prevent others from calling your page in the frame.

F. Content-type (display character set settings)

Description: Sets the character set used by the page.

Usage: <meta http-equiv=content-type content=texthtml; charset=gb2312>

Note: The browser will invoke the corresponding character set to display the page content based on this

G. Pics-label (Web level Assessment)

Description: There is a content setting in Internet Options for IE that prevents you from browsing some restricted sites, and the site's limit level is
The number to set.

Usage: <meta http-equiv= "Pics-label" contect= "" >

Note: Do not set the level too high.

Parameter name

The name variable syntax format for the META tag is:

<meta name=xxx content=xxxxxxxxxxxxxxxxxx>

where xxx mainly has the following several parameters:

1. Keywords (keywords)

Description: Keywords is used to tell search engines what keywords are on your page.

Example: <meta NAME =keywords content=life, Universe, mankind, plants,

Relationships, the meaning of life, science>

2. Description (Introduction)

Description: Description is used to tell search engines the main content of your website.

Example: <meta name=description content= Main Introduction programming language Java, C and so on

3. Robots (Robot Wizard)

Description: Robots is used to tell the search robot which pages need to be indexed and which pages do not. The content parameters are all, none, Index,
NOINDEX, follow, nofollow. The default is all.

Example: <meta name=robots content=none>

4. Author (author)

Description: The author of the callout page

Example: <meta name=author content= Zhang San, [email protected] ">

Use case analysis

These are some of the basic uses of META tags, the most important of which are: keywords and description settings. Why is it?

The reason is very simple, these two statements can let the search engine can find you accurately, attract more people to visit your site! According to the popular search engine now
(Google,lycos,altavista, etc.) work principle, the search engine first sends the robot automatically searches on www, when discovers the new website, then retrieves the page
Keywords and description, and add them to their database, and then sort the sites by the density of the keywords.

From this perspective, we must remember to add keywords and description meta tags and write keywords and profiles as much as possible. Otherwise, the consequences will
would be:

2 If your page does not have keywords and description meta tags at all, then the robot is unable to add your site to the database, network
Friends will not be able to search your site.

2 If your keyword selection is not good, the density of the keyword is not high, is ranked in dozens of or even millions of sites behind the possibility of being clicked is also a non-
Often small.

Write good Keywords (keywords) to pay attention to the following points:

L don't use common words. such as WWW, homepage, net, Web, and so on.

L Don't use adjectives, adverbs. such as the best, the biggest and so on.

L Do not use the general vocabulary, to be as accurate as possible. For example, "Ericsson Phone", instead of "T28SC" will be better.

"Three-person trip, must have my teacher", the search for the RIGHT keyword skills are: to Google, Lycos, Alta and other famous search engines, search and your site
Websites with similar content, see the top ten sites ' meta-keywords and use them on your website.

Little Tricks

To improve Search Ctr, there are a few "shortcuts" that can help you:

ü To increase the density of keywords, the keywords are hidden in the page (the text color is defined as the background color).

ü Add keywords to the ALT comment statement in the image.

such as:

U Use HTML comment statements to add a large number of keywords to the page code.

To use: Insert the keyword--> here!--

META tag keyword usefulness

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