import React, { ReactNode } from 'react';
export declare type TInputGroupAppend = {
    className?: string;
    children?: ReactNode;
    size?: string;
    custom?: boolean;
    invalid?: boolean;
};
export declare const InputGroupAppend: React.ForwardRefExoticComponent<TInputGroupAppend & React.RefAttributes<HTMLDivElement>>;
export default InputGroupAppend;