解决方案：
let index = window.location.href.lastIndexOf("?");
let datalist =window.location.href.substring(index+1,window.location.href.length);
let data =datalist.split('&') //res.data.guide为上述字符串
let obj = {};
data.map((e) => {
obj[e.split("=")[0]] = e.split("=")[1];
});
