| /** |
| * @license |
| * Copyright Google LLC All Rights Reserved. |
| * |
| * Use of this source code is governed by an MIT-style license that can be |
| * found in the LICENSE file at https://angular.io/license |
| */ |
| /** Coerces a data-bound value (typically a string) to a number. */ |
| export declare function coerceNumberProperty(value: any): number; |
| export declare function coerceNumberProperty<D>(value: any, fallback: D): number | D; |
| /** |
| * Whether the provided value is considered a number. |
| * @docs-private |
| */ |
| export declare function _isNumberValue(value: any): boolean; |