Method: ActionDispatch::Http::URL#domain

Defined in:
lib/action_dispatch/http/url.rb

#domain(tld_length = 1) ⇒ Object

Returns the domain part of a host, such as “rubyonrails.org” in “www.rubyonrails.org”. You can specify a different tld_length, such as 2 to catch rubyonrails.co.uk in “www.rubyonrails.co.uk”.



78
79
80
81
82
 
# File 'lib/action_dispatch/http/url.rb', line 78

def domain(tld_length = 1)
  return nil unless named_host?(host)

  host.split('.').last(1 + tld_length).join('.')
end