import { ObservableCollection$1 } from "igniteui-react-core/ES5/ObservableCollection$1";
import { Type } from "igniteui-react-core/ES5/type";
export declare class IndexCollection extends ObservableCollection$1<number> {
    constructor();
    protected r(a: number, b: number): void;
    protected x(a: number, b: number): void;
    static $t: Type;
}
