homeworks/ReactHWs/react1/src/components/Input.jsx

import React, {useState} from "react";

export const Input = () => {
    const [text, setText] = useState("мой текст11111")
    return (<>
        {text.length}<br/>
        {text}<br/>
        <input value={text}
               onChange={e => setText(e.target.value.toUpperCase())}/>
        <button onClick={() => setText(text + '#')}>#</button>
    </>)
}