npm地址：https://www.npmjs.com/package/ua-parser-js

1.安装

npm install ua-parser-js

2.引入

import uaParserJs from 'ua-parser-js';

3.使用

const uaParser = uaParserJs();
const { browser, cpu, device, engine, os, ua } = uaParser;
const u = ua.toLowerCase();
/*
{
	     ua: "",
	     browser: {
	         name: "",
	         version: "",
	         major: "" //@deprecated
	     },
	     engine: {
	         name: "",
	         version: ""
	     },
	     os: {
	         name: "",
	         version: ""
	     },
	     device: {
	         model: "",
	         type: "",
	         vendor: ""
	     },
	     cpu: {
	         architecture: ""
	     }
	 }
*/
// 包名：               微信内置浏览器      某app                   
const [isWx, isApp] = ['micromessenger', 'stagemall'].map((item) => u.includes(item));
// 或者
const isHhhApp = u.includes('com.puhui.hhh'); // 某app

export default {
    uaParser,
    browser,
    cpu,
    device,
    engine,
    os,
    ua,
    u,
    isWx,
    isApp,
    isHhhApp,
};