网站SEO经常会用到的伪静态和301重定向，最近一直在研究这个，对网站做了很多调整，在这里分享下：
网站不带www的域名301重定向岛带www的域名代码
RewriteEngine On
RewriteCond %{HTTP_HOST} !^www.imeirongyi.com$ [NC]
RewriteRule ^(.*)$ http://www.imeirongyi.com/$1 [L,R=301]
网站将二级域名的内容301到www域名下的一级目录代码,以下代码保证全站都重定向了
RewriteBase /
Redirect permanent http://news.imeirongyi.com/ http://www.imeirongyi.com/news/
Redirect permanent http://guide.imeirongyi.com/ http://www.imeirongyi.com/guide/
Redirect permanent http://knowledge.imeirongyi.com/ http://www.imeirongyi.com/knowledge/
Redirect permanent http://beauty.imeirongyi.com/ http://www.imeirongyi.com/beauty/
Redirect permanent http://brand.imeirongyi.com/ http://www.imeirongyi.com/brand/
Redirect permanent http://picture.imeirongyi.com/ http://www.imeirongyi.com/picture/
Redirect permanent http://video.imeirongyi.com/ http://www.imeirongyi.com/video/
网站帝国cms伪静态代码
RewriteCond %{QUERY_STRING} ^(.*)$
RewriteRule ^/tags-(.*)/$ e/tags/index.php?tagid=$1
