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