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linkin-park/Hello React

Created October 16, 2017 09:00
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Error: HelloC.render(): A valid React element (or null) must be returned. You may have returned undefined, an array or some other invalid object.
Raw
Hello React
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<script src="https://unpkg.com/react@15/dist/react.js"></script>
<script src="https://unpkg.com/react-dom@15/dist/react-dom.js"></script>
</head>
<body>
<div id="app"></div>
<script>
let div = React.DOM.div;
let h1 = React.DOM.h1;
class HelloC extends React.Component {
render(){
return
div( null,h1(null,"Hello Component!"));
}
}
ReactDOM.render(React.createElement(HelloC),document.getElementById('app'));
</script>
</html>
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