detector 是根据 UserAgent 信息识别客户端的模块，可以用于在服务端处理 UserAgent 识别客户端。
另外有一个更适合在客户端浏览器运行的版本的 detector
var detector = require("detector");
var ua = "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/27.0.1453.93 Safari/537.36";
console.log(detector.detect(ua));
根据指定 userAgent 识别客户端信息。
这个 API 延续了基于浏览器运行的版本，但似乎基于 node 的版本无需这么累赘， 请参与讨论 。
1.0.0 (2013-05-01)
tag:new 发布第一个可用版本。
FAQs
The module for detect client-side information.
The npm package detector receives a total of 1,634 weekly downloads. As such, detector popularity was classified as popular.
We found that detector demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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