    # File lib/fog/aws/requests/elb/deregister_instances_from_load_balancer.rb, line 22
            def deregister_instances_from_load_balancer(instance_ids, lb_name)
              params = Fog::AWS.indexed_param('Instances.member.%d.InstanceId', [*instance_ids])
              request({
                'Action'           => 'DeregisterInstancesFromLoadBalancer',
                'LoadBalancerName' => lb_name,
                :parser            => Fog::Parsers::AWS::ELB::DeregisterInstancesFromLoadBalancer.new
              }.merge!(params))
            end