SOURCE

// url格式 最后?key1 = value1&key2 = value2
const url = "https://jsrun.net/new?key1=value1&key2=value2"
const urlArr = url.split("")
let indexQuestion = urlArr.lastIndexOf('?')

const query = urlArr.slice(indexQuestion+1)
// console.log(query.join("").split("&"))
let obj = {}
const queryString = query.join("")
console.log(queryString)
console.log(queryString.split("&"))
for(let t of queryString.split("&")){
    let indexEqual = t.indexOf("=")
    obj[t.substr(0,indexEqual)] = t.substr(indexEqual+1)

}
// console.log(JSON.stringify(query.join("")))
console.log(obj)