/**
 * @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
 */
/**
 * Converts values into strings. Falsy values become empty strings.
 * @docs-private
 */
export declare function coerceToString(value: string | number): string;
/**
 * Converts a value that might be a string into a number.
 * @docs-private
 */
export declare function coerceToNumber(value: string | number): number;