import type { Header } from '@tanstack/react-table';
import { type CSSProperties } from 'react';
export declare function tableHeaderRowSpan(header: Header<any, any>): number | null;
export declare function tableFooterRowSpan(header: Header<any, any>): number | null;
export declare function flexTableHeaderRowSpan(header: Header<any, any>): {
    rowSpan: number;
    topBorderMightBeNeeded: boolean;
    styles: (cssRowHeight: CSSProperties['height']) => CSSProperties;
};
export declare function flexTableFooterRowSpan(header: Header<any, any>): {
    rowSpan: number;
    bottomBorderMightBeNeeded: boolean;
    styles: (cssRowHeight: CSSProperties['height']) => CSSProperties;
};