url解析地址

javascript

function urlParse (search) {
    let index = search.lastIndexOf('?')
    let url = search.substr(index) || window.location.search
    let obj = {}
    let reg = /[?&][^?&]+=[^?&]+/g
    let arr = url.match(reg)
    if (arr) {
        arr.forEach((item) => {
            let tempArr = item.substring(1).split('=')
            let key = decodeURIComponent(tempArr[0])
            let val = decodeURIComponent(tempArr[1])
            obj[key] = val
        })
    }
    return obj
}
// urlParse('https://www.baidu.com/index?a=1&b=3')
// {a: "1", b: "3"}
// urlParse()
// f:"8",ie:"utf-8",oq:"substr",rqlang:"cn",……}