.htaccess redirect any subdomain *.domain1.com to *.domain2.com

问题

I want to redirect every subdomains of domain1.com to domain2.com

foo.domain1.com -> foo.domain2.com

baz.domain1.com -> baz.domain2.com

bar.domain1.com -> bar.domain2.com

etc

回答1:

https://stackoverflow.com/a/8046069/2024688

RewriteCond %{HTTP_HOST} ^(www\.)?([^\.]+)\.domain1\.com$ [NC]
RewriteRule ^(.*)$ http://%1%2.domain2.com/$1  [L,R]

来源：https://stackoverflow.com/questions/17141021/htaccess-redirect-any-subdomain-domain1-com-to-domain2-com