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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8">
- <meta name="viewport" content="width=device-width, initial-scale=1.0">
- <title>Document</title>
- </head>
- <body>
- <script>
- var num = prompt("请输入一个数字");
- num *= 1;
- console.log("当前数字的平方为"+Math.pow(num,2));
- console.log("当前数字的平方根为"+Math.sqrt(num));
- console.log("当前数字的自然对数为"+Math.log(num));
- </script>
- </body>
- </html>
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