– www 제거하기
<IfModule mod_rewrite.c>RewriteEngine onRewriteCond %{HTTP_HOST} ^www\.(.+)$ [NC]RewriteRule ^(.*)$ http://%1/$1 [L,R=301]</IfModule>
– www 붙이기
<IfModule mod_rewrite.c>RewriteEngine onRewriteCond %{HTTP_HOST} !^www\. [NC]RewriteCond %{HTTP_HOST} ^(.*)$ [NC]RewriteRule ^(.*)$ "http://www.%1/$1" [L,R=301]</IfModule>