export declare function numToBuffer(num: number): Uint8Array;
export declare function numToFixedBuffer(num: number, size: number): Uint8Array;
export declare function strToBuffer(str: string): Uint8Array;
export declare function bitsToBuffer(bits: string): Uint8Array;
export declare function toBinStr_old(bits: string): string;
export declare function doubleToString(num: number): string;