| /** | |
| * @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 | |
| */ | |
| declare type ModifierKey = 'altKey' | 'shiftKey' | 'ctrlKey' | 'metaKey'; | |
| /** | |
| * Checks whether a modifier key is pressed. | |
| * @param event Event to be checked. | |
| */ | |
| export declare function hasModifierKey(event: KeyboardEvent, ...modifiers: ModifierKey[]): boolean; | |
| export {}; |