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teach_sys_Demo/test-collapse.html

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<!DOCTYPE html>
<html>
<head>
<title>Test Collapse</title>
<link rel="stylesheet" href="https://unpkg.com/@arco-design/web-react@2.60.0/dist/css/arco.css">
</head>
<body>
<div id="root"></div>
<script crossorigin src="https://unpkg.com/react@18/umd/react.development.js"></script>
<script crossorigin src="https://unpkg.com/react-dom@18/umd/react-dom.development.js"></script>
<script src="https://unpkg.com/@babel/standalone/babel.min.js"></script>
<script src="https://unpkg.com/@arco-design/web-react@2.60.0/dist/arco.min.js"></script>
<script type="text/babel">
const { useState } = React;
const { Collapse } = arco;
const CollapseItem = Collapse.Item;
function App() {
const [activeKeys, setActiveKeys] = useState([]);
const handleChange = (keys) => {
console.log('onChange:', keys);
setActiveKeys(keys);
};
return (
<div style={{ padding: 20 }}>
<h2>Test Collapse with activeKey and onChange</h2>
<p>Active Keys: {JSON.stringify(activeKeys)}</p>
<Collapse
activeKey={activeKeys}
onChange={handleChange}
>
<CollapseItem header="Panel 1" name="1">
Content 1
</CollapseItem>
<CollapseItem header="Panel 2" name="2">
Content 2
</CollapseItem>
<CollapseItem header="Panel 3" name="vertical-1">
Content 3
</CollapseItem>
</Collapse>
</div>
);
}
ReactDOM.render(<App />, document.getElementById('root'));
</script>
</body>
</html>