1.png

    1. <body>
    2.     <script>
    3.         console.log('浏览器品牌', navigator.appName);
    4.         console.log('浏览器版本', navigator.appVersion);
    5.         console.log('用户代理', navigator.userAgent);
    6.         console.log('操作系统', navigator.platform);
    7.     </script>
    8. </body

    2.png
    3.png