export declare function nextArrayId(arr: {
    id: number;
    [k: string]: any;
}[]): number;
export declare function nextStrArrayId(arr: string[], prefix: string, separator?: string): string;
export declare const nextId: () => number;
export declare function stringIdGenerator(prefix: string): (_prefix?: string | undefined) => string;
export declare const nextStringId: (_prefix?: string | undefined) => string;
export declare class ShortGuid {
    /**
     * 简化guid,缩短到22位
     * @param {string} guid
     */
    static short(guid: string): string;
    /**
     * 复原guid
     * @param {string} shortGuid
     */
    static restore(shortGuid: string): string;
}