<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
</head>
<body>
<h2>Tabs</h2>
<p>Click on the buttons inside the tabbed menu:</p>
<div class="tab">
<button class="tablinks" onclick="openCity(event, 'London')">London</button>
<button class="tablinks" onclick="openCity(event, 'Paris')">Paris</button>
<button class="tablinks" onclick="openCity(event, 'Tokyo')">Tokyo</button>
</div>
<div id="London" class="tabcontent">
<h3>London</h3>
<p>London is the capital city of England.</p>
</div>
<div id="Paris" class="tabcontent">
<h3>Paris</h3>
<p>Paris is the capital of France.</p>
</div>
<div id="Tokyo" class="tabcontent">
<h3>Tokyo</h3>
<p>Tokyo is the capital of Japan.</p>
</div>
<script>
function openCity(evt, cityName) {
var i, tabcontent, tablinks;
tabcontent = document.getElementsByClassName("tabcontent");
for (i = 0; i < tabcontent.length; i++) {
tabcontent[i].style.display = "none";
}
tablinks = document.getElementsByClassName("tablinks");
for (i = 0; i < tablinks.length; i++) {
tablinks[i].className = tablinks[i].className.replace(" active", "");
}
document.getElementById(cityName).style.display = "block";
evt.currentTarget.className += " active";
}
</script>
<style>
body {font-family: Arial;}
.tab {
overflow: hidden;
border: 1px solid #ccc;
background-color: #f1f1f1;
}
.tab button {
background-color: inherit;
float: left;
border: none;
outline: none;
cursor: pointer;
padding: 14px 16px;
transition: 0.3s;
font-size: 17px;
}
.tab button:hover {
background-color: #ddd;
}
.tab button.active {
background-color: #ccc;
}
.tabcontent {
display: none;
padding: 6px 12px;
border: 1px solid #ccc;
border-top: none;
}
</style>
</body>
</html>
const items = [
{ title: 'London', content: 'London is the capital city of England.' },
{ title: 'Paris', content: 'Paris is the capital of France.' },
{ title: 'Tokyo', content: 'Tokyo is the capital of Japan.' },
];const TabContent = ({ title, content }) => (
<div className="tabcontent">
<h3>{title}</h3>
<p>{content}</p>
</div>
);function Tabs({ items }) {
const [ active, setActive ] = React.useState(null);
const openTab = e => setActive(+e.target.dataset.index);
return (
<div>
<div className="tab">
{items.map((n, i) => (
<button
className={`tablinks ${i === active ? 'active' : ''}`}
onClick={openTab}
data-index={i}
>{n.title}</button>
))}
</div>
{items[active] && <TabContent {...items[active]} />}
</div>
);
}
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