import { Button, VeraInput } from 'happy-ui'; import React, { useCallback, useRef, useState } from 'react'; function useBind() { const [val, setVal] = useState(''); const onChange = useCallback(e => { setVal(e.target.value); // filter }, []); return { value: val, onChange, }; } function InputDisplay() { const { value: value1, onChange: onChange1 } = useBind(); const { value: value2, onChange: onChange2 } = useBind(); return ( <>