判斷打開的是企業微信瀏覽器和微信瀏覽器的方法

 function isWxBrowser(){
  var ua = navigator.userAgent.toLowerCase();
  let isWx = ua.match(/MicroMessenger/i) == "micromessenger";
  if(!isWx){
      return false;
  }else{
      let isWxWork = ua.match(/WxWork/i) == "wxwork";
      if(isWxWork){
          return true;
      }else{
          return false;
      }
  }
}