method

domain

v2.1.0 - Show latest stable - Class: ActionController::AbstractRequest

domain(tld_length = 1)

public

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".

# File actionpack/lib/action_controller/request.rb, line 220
    def domain(tld_length = 1)
      return nil unless named_host?(host)

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

domain

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