import { type ReactNode } from 'react';
import { type DataTestId, type StylingProps } from '@dynatrace/strato-components/core';
/**
 * Accepted properties for the TitleBar Subtitle
 * @public
 */
export interface TitleBarSubtitleProps extends StylingProps, DataTestId {
    /** Elements to be displayed in the TitleBar Subtitle slot. */
    children: ReactNode;
}
/**
 * TitleBar Subtitle component
 * @public
 */
export declare const Subtitle: (props: TitleBarSubtitleProps & import("react").RefAttributes<HTMLDivElement>) => React.ReactElement | null;