<html>
<body>
<h1>用 JavaScript 数组创建 JSON 字符串</h1>
<p id="demo"></p>
<script>
var arr = [ "Bill Gates", "Steve Jobs", "Elon Musk" ];
var myJSON = JSON.stringify(arr);
document.getElementById("demo").innerHTML = myJSON;
</script>
</body>
</html>