ii Tt

버튼이 실행되지는 않습니다.

=========<js코드> =====================================================
function LikeButton() {
&nbsp; &nbsp; const [liked, setLiked] = React.useState(false);
&nbsp; &nbsp; const text = liked ? '좋아요 취소' : '좋아요';
&nbsp; &nbsp; return React.createElement(
&nbsp; &nbsp; &nbsp; &nbsp; 'button',
&nbsp; &nbsp; &nbsp; &nbsp; { onClick: () => setLiked(!liked) },
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; text,
&nbsp; &nbsp; );

}
&nbsp; &nbsp;&nbsp;
const domContainer = document.getElementById("root");
ReactDOM.render(React.createElement(LikeButton), domContainer);


=========<html코드> ================================================
<!DOCTYPE html>
<html lang="ko">
<head>
&nbsp; &nbsp; <meta charset="UTF-8">
&nbsp; &nbsp; <title>Document</title>
</head>
<body>
&nbsp; &nbsp;<h2>안녕하세요. 좋아요 눌러주세요.</h2>
&nbsp; &nbsp;<div id="root"></div>
&nbsp; &nbsp;<script src="react-dom.development.js"></script>
&nbsp; &nbsp;<script src="react.development.js"></script>
&nbsp; &nbsp;<script src="simple1.js"></script>
&nbsp; &nbsp;&nbsp;
</body>
</html>

=========<html 실행시 콘솔창 에러> =====================================
react-dom.development.js:18 Uncaught TypeError: Cannot read property '__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED' of undefined
&nbsp; &nbsp; at react-dom.development.js:18
&nbsp; &nbsp; at react-dom.development.js:15
&nbsp; &nbsp; at react-dom.development.js:16
(anonymous) @ react-dom.development.js:18
(anonymous) @ react-dom.development.js:15
(anonymous) @ react-dom.development.js:16
simple1.js:14 Uncaught TypeError: ReactDOM.render is not a function
&nbsp; &nbsp; at simple1.js:14

소개

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