代码块
function parseQueryString(url) {
let obj = {};
let keyvalue = [];
let paraString = url.substring(url.indexOf("?") + 1, url.length).split("&");
for (let [index, elem] of paraString.entries()) {
keyValue = elem.split("=");
obj[keyValue[0]] = keyValue[1]
}
return obj;
}
parseQueryString(location.href)