| /** |
| * @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 |
| */ |
| /** |
| * Adds the given ID to the specified ARIA attribute on an element. |
| * Used for attributes such as aria-labelledby, aria-owns, etc. |
| */ |
| export declare function addAriaReferencedId(el: Element, attr: string, id: string): void; |
| /** |
| * Removes the given ID from the specified ARIA attribute on an element. |
| * Used for attributes such as aria-labelledby, aria-owns, etc. |
| */ |
| export declare function removeAriaReferencedId(el: Element, attr: string, id: string): void; |
| /** |
| * Gets the list of IDs referenced by the given ARIA attribute on an element. |
| * Used for attributes such as aria-labelledby, aria-owns, etc. |
| */ |
| export declare function getAriaReferenceIds(el: Element, attr: string): string[]; |