重定向所有的子域網址到特定的URL使用的.htaccess

Question

如何改寫像

(anything).example.com/(anything)到example.com/(anything)

例如：

img1.example.com/test1.jpg到example.com/test1.jpg

img105.example.com/anotherimage.png到example.com/anotherimage.png

tdr.example.com/a.cssexample.com/a.css

Answer 1

RewriteCond %{HTTP_HOST} ^(.*)\.example.com$ 
RewriteCond %{HTTP_HOST} !^www\.example.com$ 
RewriteRule ^(.*)$ http://www.example.com/$1 [R=301,L]