export declare const INDENT_STRING = "\t";
export declare const NEWLINE_STRING = "\n";
export declare const DATA_COLUMNS = 68;
export declare const INDENT_ROOT = false;
export interface IToXmlOptions {
    /**
     * Indent string.
     *
     * @default '\t'
     */
    indentString?: string | null;
    /**
     * Newline string.
     *
     * @default '\n'
     */
    newlineString?: string | null;
    /**
     * Data columns, zero of negative for one row.
     *
     * @default 68
     */
    dataColumns?: number | null;
    /**
     * Indent root element content.
     *
     * @default false
     */
    indentRoot?: boolean | null;
}