import React from 'react';
/**
 * Creates a mutable ref object whose current property is initialized to the passed argument.
 * The return value persists for the full lifetime of the component.
 *
 * @param {React.ForwardedRef<T>} ref - The ref to be forwarded.
 * @param {any} initialValue - The initial value of the ref.
 * @return {React.MutableRefObject<T>} A mutable ref object whose current property is initialized to the passed argument.
 */
export declare const useForwardRef: <T>(ref: React.ForwardedRef<T>, initialValue?: any) => React.MutableRefObject<T>;