LAMP 环境里可以很容易的通过 .HTACCESS 进行一些网站的设置
网站引索：
DirectoryIndex index.php index.htm index.html
域名重定向，将yaoyingying.com 重定向到 www.yaoyingying.com
RewriteEngine On
RewriteCond %{HTTP_HOST} ^yaoyingying\.com$ [NC]
RewriteRule ^(.*)$ http://www.yaoyingying.com/$1 [R=301,L]
下面这些对静态页网站的 URL 优化就有很大帮组了，取好每个页面文件的名字，通过 下面的规则进行目录结构式优化。
RewriteRule ^([a-z]+)\/([a-z0-9]+)-([a-z0-9]+)\/$ $1_$2-$3.php [QSA,L]
RewriteRule ^([a-z]+)\/([a-z]+)-([a-z]+)\/$ $1_$2-$3.php [QSA,L]
RewriteRule ^([a-z]+)\/([a-z]+)-([a-z]+)-([a-z]+)\/$ $1_$2-$3-$4.php [QSA,L]
RewriteRule ^([a-z]+)-([a-z]+)\/([a-z]+)\/$ $1-$2_$3.php [QSA,L]
RewriteRule ^([a-z]+)-([a-z]+)\/([a-z]+)-([a-z]+)\/$ $1-$2_$3-$4.php [QSA,L]
RewriteRule ^([a-z]+)-([a-z]+)\/([a-z]+)-([a-z]+)-([a-z]+)\/$ $1-$2_$3-$4-$5.php [QSA,L]
RewriteRule ^([a-z]+)\/([a-z0-9]+)\/$ $1_$2.php [QSA,L]
RewriteRule ^(.*)\/$ $1.php [QSA,L]