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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 a = 3.66666;
- // Math.floor 向下取整 去掉所有小数部分仅保留整数
- // a = Math.floor(a);
- // console.log(a);
- var num = 1234;
- var a = Math.floor(1234/1000);
-
-
- </script>
- </body>
- </html>
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