How To Set *.abc.com Mapping To One Folder In Urlmanager?

how to set *.abc.com mapping to one folder in urlManager? for example, I want to set all *.abc.com mapping to folder abc/ .

it do not work like this

‘http :// *.abc.com’=>‘abc/’

I got the answer, use the format like this:‘http: // <d:\w+>.abc.com’=>‘abc/’,