export declare function previous<T>(currentValue: T, array: T[], useDeepEqual?: boolean): T | undefined;
declare const _default: abstract new <T>() => import("@ember/component/helper").FunctionBasedHelperInstance<{
    Args: {
        Positional: [T, boolean | T[], (T[] | undefined)?];
        Named: object;
    };
    Return: T | undefined;
}>;
export default _default;
//# sourceMappingURL=previous.d.ts.map