export declare type DistrictLevel = 'country' | 'province' | 'city' | 'county';
export declare class District {
    private _adcode;
    private _name;
    private _level;
    private _parent;
    private _children;
    get adcode(): string;
    get name(): string;
    get level(): DistrictLevel;
    get parent(): District;
    get children(): District[];
    get childrenCount(): number;
    constructor(props: {
        adcode: string;
        name: string;
        level: DistrictLevel;
        parent?: District;
    });
    existChildByName(name: string): boolean;
    /** 找到一个有效的子节点 */
    findOneChildByName(name: string): District;
    /** 找到一个有效的后代节点 */
    findOneDescendantByName(name: string): District;
    /** 找到所有有效的后代节点 */
    private _findDescendantsByName;
}