import { ObservableCollection$1 } from "./ObservableCollection$1";
import { IEnumerable$1, Type } from "./type";
/**
 * @hidden
 */
export declare class ContentChildCollection extends ObservableCollection$1<any> {
    static $t: Type;
    constructor(a: number);
    constructor(a: number, b: IEnumerable$1<any>);
    constructor(a: number, ..._rest: any[]);
}