// Copyright (c) 2020, the Dart project authors. Please see the AUTHORS file | |
// for details. All rights reserved. Use of this source code is governed by a | |
// BSD-style license that can be found in the LICENSE file. | |
/*library: nnbd=true*/ | |
/*class: Nnbd:Nnbd,Object*/ | |
abstract class Nnbd { | |
/*member: Nnbd.mandatory:void Function(int)*/ | |
void mandatory(int param); | |
/*member: Nnbd.optional:void Function(int?)*/ | |
void optional(int? param); | |
} |