文檔： https://www.npmjs.com/package/ua-parser-js
Node.js
安裝
$ npm install ua-parser-js 示例
const UAParser = require("ua-parser-js");
const ua = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.150 Safari/537.36';
// 如果在浏覽器中使用，可以不傳參數
var uaParser = new UAParser(ua);
console.log(uaParser.getResult());
CDN
<script src="https://cdn.jsdelivr.net/npm/ua-parser-js@0/dist/ua-parser.min.js"></script> <html lang="en">
<head>
<title>Demo</title>
</head>
<body>
<script>
var uaParser = new UAParser();
console.log(JSON.stringify(uaParser.getResult()));
</script>
</body>
</html>
解析結果
{
"ua":"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.150 Safari/537.36",
"browser":{
"name":"Chrome",
"version":"88.0.4324.150",
"major":"88"
},
"engine":{
"name":"Blink",
"version":"88.0.4324.150"
},
"os":{
"name":"Mac OS",
"version":"10.14.4"
},
"device":{
},
"cpu":{
}
} ![主流浏覽器四大綜合性能測試[圖]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)