| // Copyright (c) 2021, 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. | |
| extension DoubleExtensions on double { | |
| /// Return `true` if this value is between the [lower] and [upper] bound, | |
| /// inclusive. | |
| bool between(double lower, double upper) => lower <= this && this <= upper; | |
| } |