<!DOCTYPE html>
<html lang="en">
<head><meta charset="UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>Document</title><script>//请输入姓名var name = prompt("请输入姓名");//存储变量便企鹅弹出alert(name);</script>
</head>
<body></body>
</html>运行结果
