wwwあり、なしを統一
wwwありに統一
RewriteEngine on
RewriteCond %{HTTP_HOST} ^example\.com
RewriteRule ^(.*)$ http://www.example.com/$1 [R=301,L]
RewriteCond %{HTTP_HOST} ^example\.com
RewriteRule ^(.*)$ http://www.example.com/$1 [R=301,L]
wwwなしに統一
RewriteEngine on
RewriteCond %{HTTP_HOST} ^www\.sample\.com
RewriteRule ^(.*)$ http://example.com/$1 [R=301,L]
RewriteCond %{HTTP_HOST} ^www\.sample\.com
RewriteRule ^(.*)$ http://example.com/$1 [R=301,L]