import type { Arguments } from '../FormulaTypes';
import type DataTable from '../../DataTable.js';
/**
 * Processor for the `ISNA(value)` implementation. Returns TRUE if value is not
 * a number.
 *
 * @private
 * @function Formula.processorFunctions.ISNA
 *
 * @param {Highcharts.FormulaArguments} args
 * Arguments to process.
 *
 * @param {Highcharts.DataTable} [table]
 * Table to use for references and ranges.
 *
 * @return {boolean}
 * Result value of the process.
 */
declare function ISNA(args: Arguments, table?: DataTable): boolean;
export default ISNA;