Vue 动态设置网站title 解决ios在微信浏览器中不生效问题

document.title = "文章标题"

setTimeout(function(){
//利用iframe的onload事件刷新页面
document.title = '标题';
var iframe = document.createElement('iframe');
iframe.style.visibility = 'hidden';
iframe.style.width = '1px';
iframe.style.height = '1px';
iframe.onload = function () {
setTimeout(function () {
document.body.removeChild(iframe);
}, 0);
};
document.body.appendChild(iframe);
},0);