import type { HotInstance } from '../core/types';
/**
 * Converts Handsontable into HTMLTableElement.
 *
 * @param {Core} instance The Handsontable instance.
 * @returns {string} OuterHTML of the HTMLTableElement.
 */
export declare function instanceToHTML(instance: HotInstance): string;
/**
 * Converts 2D array into HTMLTableElement.
 *
 * @param {Array} input Input array which will be converted to HTMLTable.
 * @returns {string} OuterHTML of the HTMLTableElement.
 */
export declare function _dataToHTML(input: unknown[][]): string;
/**
 * Replaces each `<td>...</td>` in the HTML string with a normalized version that keeps only
 * text-like content (strips nested tables, VML/shapes, etc.). Uses matching close-tag search
 * so that nested `<td>` (e.g. from Excel paste with shapes) do not truncate the payload.
 * Exported so clipboard HTML can be normalized before sanitization.
 *
 * @param {string} html Raw HTML (e.g. from clipboard text/html).
 * @returns {string} HTML with each cell replaced by opening tag + stripped text + `</td>`.
 */
export declare function replaceTdCellsWithTextContent(html: string): string;
/**
 * Converts HTMLTable or string into Handsontable configuration object.
 *
 * @param {Element|string} element Node element which should contain `<table>...</table>`.
 * @param {Document} [rootDocument] The document window owner.
 * @returns {object} Return configuration object. Contains keys as DefaultSettings.
 */
export declare function htmlToGridSettings(element: HTMLTableElement | string, rootDocument?: Document): Record<string, unknown> | undefined;