def backend_health(resource_group_name, application_gateway_name, expand:nil, custom_headers:nil)
      response = backend_health_async(resource_group_name, application_gateway_name, expand:expand, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
def backend_health(resource_group_name, application_gateway_name, expand:nil, custom_headers:nil)
      response = backend_health_async(resource_group_name, application_gateway_name, expand:expand, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
Gets the backend health of the specified application gateway in a resource
 group.

 @param resource_group_name [String] The name of the resource group.
 @param application_gateway_name [String] The name of the application gateway.
 @param expand [String] Expands BackendAddressPool and BackendHttpSettings
 referenced in backend health.
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.

 @return [ApplicationGatewayBackendHealth] operation results.