/// <reference types="node" />
/**
 * @name xxhash64AsValue
 * @summary Creates a hex number from the input.
 * @description
 * From either a `string`, `Uint8Array` or a `Buffer` input, create the xxhash and return the result as a hex number
 * @example
 * <BR>
 *
 * ```javascript
 * import { xxhash64AsValue } from '@plugnet/util-crypto';
 *
 * xxhash64AsValue('abcd', 0xabcd)); // => e29f70f8b8c96df7
 * ```
 */
export default function xxhash64AsValue(data: Buffer | Uint8Array | string, seed: number): number;