Robots

META

<META NAME="ROBOTS" CONTENT="NOINDEX, NOFOLLOW">

阻擋漫遊器進入特定的網頁

not allow robots to enter a page
the page will become no index for major search engines

如果您只要阻擋漫遊器進入特定的網頁，
請在網頁的 HTML 程式碼裏加入如下的 meta 標籤：
 

如果您不介意其他的漫遊器，
只 單單不要 Google，請使用下面的指令：

Robots

META

<META NAME="ROBOTS" CONTENT="NOODP"> 
<META NAME="GOOGLEBOT" CONTENT="NOODP">

no ODP .. 不使用ODP 所收錄的資料

<META NAME="ROBOTS" CONTENT="NOODP"> 
or
<META NAME="GOOGLEBOT" CONTENT="NOODP">

Web masters can request major bots not to use ODP data
but use the current site info.

To add the NOODP META Tag to your site 
to prevent Google using your Dmoz title and description in 
(search engine results page) SERPs
add the following code to the head of your page

告知 bots 網路收錄機器人不使用ODP資料
ODP是Open Directory Project的縮稱
何時使用:
只有在你的網頁有被ODP所收錄在
索引資料庫中 :例如 DMOZ

Robots

META

<meta name="Revisit-After" content="x Days">

To tell the search engine how often to spider this page. 
You may set it between 1 days and one year.
----------------------------------------
Revisit-After Meta Tag is not supported by 
any major search engines
It maybe looks important but spiders may not follow the tag also

Robots

META

<META NAME="ROBOTS" CONTENT="NOINDEX,FOLLOW">

Disallow indexing of the current page
but allow following links inside the page

Robots

META

Remove snippets 

移除「snippet」

<META NAME="GOOGLEBOT" CONTENT="NOSNIPPET">
Remove snippets 

Robots

META

删除网页快照

移除頁庫中存檔的網頁

<META NAME="ROBOTS" CONTENT="NOARCHIVE"> 
<META NAME="GOOGLEBOT" CONTENT="NOARCHIVE">