export default class Convert {
    /**
     * Convert a string (UTF-8 encoded) to a byte array
     *
     * @param {String} str UTF-8 encoded string
     * @return {Uint8Array} Byte array
     */
    static str2bin(str: string): Uint8Array;
    /**
     * Convert a byte array to a UTF-8 encoded string
     *
     * @param {Uint8Array} arr Byte array
     * @return {string} UTF-8 encoded string
     */
    static encodeUTF8: (arr: Uint8Array) => string;
    /**
     * Convert a UTF-8 encoded string to a byte array
     *
     * @param {string} str UTF-8 encoded string
     * @return {Uint8Array} Byte array
     */
    static decodeUTF8: (str: string) => Uint8Array;
    /**
     * Convert Array of 8 bytes (int64) to hex string
     *
     * @param {Uint8Array} bin Array of bytes
     * @return {String} Hex encoded string
     */
    static ab2hex: (buf: ArrayBuffer) => string;
    /**
     * Convert hex string to array of 8 bytes (int64)
     *
     * @param {String} bin Array of bytes
     * @return {Uint8Array} Array of 8 bytes (int64)
     */
    static hex2ab: (hex: string) => Uint8Array;
    /**
     * Convert a decimal number to hex string
     *
     * @param {String} str Decimal to be converted
     * @param {Number} bytes Length of the output to be padded
     * @returns Hexadecimal representation of the inputed decimal
     */
    static dec2hex: (str: number | string, bytes: number) => string;
    static dec2bin: (dec: number) => string;
    static bytesToHexString: (bytes: number[]) => string;
    static hexStringToBinary: (hex: string) => string;
    static binaryToHexString: (bin: string) => string;
    static stringToHex: (str: string) => string;
}