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<html lang="ko">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
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<body>
<div id='clock'></div>
<script>
function setClock() {
let now = new Date();
let s = now.getHours() + ':' + now.getMinutes() + ':' + now.getSeconds();
document.getElementById('clock').innerHTML = s;
setTimeout(setClock, 1000);
}
setClock();
</script>
</body>
</html>
Java
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