exclude form crawler

(from github.com/MajidSafari)
hi ,

i want sub domains exclude form crawler , ?

plz help me !!

(from github.com/ma2tani)
Could you provide examples, please?

(from github.com/MajidSafari)
this true ?

(from github.com/ma2tani)
set to “Excluded URLs For Crawling”.
http://www.kanoon.ir/main/.*
http://www.kanoon.ir/site/.*