export interface UsernoInfo {
    uno: string;
    value: string;
}
export declare class UnoHelper {
    /**
     *
     * {2:valid}+{4:type}+{8:seqno}
     * @param seqno max 8 digits numbers
     * @param seeds array
     * @return string
     */
    static buildUno(seqno: number, seeds: string[]): UsernoInfo;
    /**
     *
     * @param uno36 base36 string
     * @returns no with digits
     */
    static parseUno(uno36: string): string;
    /**
     * validate uno illegal
     * @param uno userno string or value
     * @returns boolean illegal uno
     */
    static validUno(uno: string): boolean;
}