/ Ruby on Rails
/
method

extract_subdomains_from

extract_subdomains_from(host, tld_length)
private

No documentation available.

# File actionpack/lib/action_dispatch/http/url.rb, line 102
          def extract_subdomains_from(host, tld_length)
            parts = host.split(".")
            parts[0..-(tld_length + 2)]
          end