/*!
 * @license
 * Copyright Squiz Australia Pty Ltd. All Rights Reserved.
 */
/**
 * Creates a random number of bits of random values.
 * @export
 * @param {number} [length] How many random bits to create.
 * @param {number} [radix=16] An optional radix to use.
 * @returns {string} The created random bits.
 */
export declare function randomBits(length?: number, radix?: number): string;