vue、react等单页应用在微信浏览器中修改标题

/**
* 微信浏览器中设置对应页面的标题
* 解决：IOS微信浏览器中用document.title 设置标题无效
* */
export const setTitle = (title) => {
   var body = document.getElementsByTagName('body')[0];
   document.title = title;
   var iframe = document.createElement("iframe");
   iframe.setAttribute("src", "logo.png");
   iframe.setAttribute("style", "display:none");
   iframe.addEventListener('load', function() {
       setTimeout(function() {
           try{
               iframe.removeEventListener('load');
           }catch (err){}
           document.body.removeChild(iframe);
       }, 0);
   });
   document.body.appendChild(iframe);
};