/**
 * directive that renders the group header row for a table
 * @ngdoc directive
 * @example
 * ```html
 * <ng-table-group-row></ng-table-group-row>
 * ```
 */
export declare function ngTableGroupRow(): {
    restrict: string;
    replace: boolean;
    templateUrl: any;
    scope: boolean;
    controller: string;
    controllerAs: string;
};