/**
 * 判断传入的值是否为true
 * @param {Object} obj   传入值为'true','TRUE',1,'1','on','ON','YES','yes'时,返回true,其他值均返回false
 * @return {boolean}
 */
declare function isTrue(obj: any): boolean;
/**
 * 验证ObjectId格式是否正确
 * @param {string} id
 * @return {boolean}
 */
declare function isObjectId(id: string): boolean;
/**
 * 10进制 -> 62进制
 * @param {string | number} number
 * @return {string}
 */
declare function string10to62(number: string | number): string;
/**
 * 62进制 -> 10 进制
 * @param {string} numberCode
 * @return {number}
 */
declare function string62to10(numberCode: string): number;
declare const hexToBase58: (hexString: string) => string;
declare const base58ToHex: (base58String: string) => string;
declare const hexToBase32: (hexString: string) => string;
declare function compressUuid(e: string, t?: boolean): string;
declare function compressHex(e: string, r: number): string;

export { base58ToHex, compressHex, compressUuid, hexToBase32, hexToBase58, isObjectId, isTrue, string10to62, string62to10 };