摘要：
https://www.cnblogs.com/yycc11/archive/2018/04/17/8864359.html 阅读全文
摘要：
var u = navigator.userAgent, app = navigator.appVersion;var isAndroid = u.indexOf('Android') > -1 || u.indexOf('Linux') > -1; //android终端或者uc浏览器var is 阅读全文