/**
 * Get row actions button id.
 *
 * @param {string} tableId
 * @param {number | undefined} rowNumber
 * @param {string} actionName
 * @returns {string}
 */
export declare function getRowActionButtonId(tableId: string, rowNumber: number | undefined, actionName: string): string;
/**
 * Gets table actions button id.
 *
 * @param {string} tableId
 * @param {string} actionName
 * @returns {string}
 */
export declare function getTableActionButtonId(tableId: string, actionName: string): string;
/**
 * Composes class name.
 *
 * @param {string} initialClass
 * @param {string | string[]} additionalClassNames
 * @returns {string}
 */
export declare function composeClassNames(initialClass: string, additionalClassNames?: (string | string[] | undefined)[]): string;
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