The true HTTP request method as a lowercase symbol, such as :get. UnknownHttpMethod is raised for invalid methods not listed in ACCEPTED_HTTP_METHODS.

Source Code

# File action_controller/request.rb, line 20
def request_method
  @request_method ||= begin
    method = ((@env['REQUEST_METHOD'] == 'POST' && !parameters[:_method].blank?) ? parameters[:_method].to_s : @env['REQUEST_METHOD']).downcase
    if ACCEPTED_HTTP_METHODS.include?(method)
      method.to_sym
    else
      raise UnknownHttpMethod, "#{method}, accepted HTTP methods are #{ACCEPTED_HTTP_METHODS.to_a.to_sentence}"
    end
  end
end