<head>
<title>JS實現(xiàn)簡單的時鐘</title>
<script>
function displayTime() {
document.getElementById("time").innerHTML = new Date().toTimeString();
}
setInterval(displayTime,1000); // 每隔1秒鐘調(diào)用displayTime函數(shù)
</script>
</head>
<body>
<p id="time"></p>
</body>
</html>
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