使用此项：

var url=window.location.href；console.log（url）；

使用：window.location.href。

如上所述，更新window.location时，document.URL不会更新。请参阅MDN。

使用此项：

var url=window.location.href；console.log（url）；

// http://127.0.0.1:8000/projects/page/2?name=jake&age=34
let url = new URL(window.location.href);
/*
hash: ""

host: "127.0.0.1:8000"

hostname: "127.0.0.1"

href: "http://127.0.0.1:8000/projects/page/2?username=jake&age=34"

origin: "http://127.0.0.1:8000"

password: ""

pathname: "/projects/page/2"

port: "8000"

protocol: "http:"

search: "?name=jake&age=34"

username: ""
*/

url.searchParams.get('name')
// jake

url.searchParams.get('age')
// 34

url.searchParams.get('gender')
// null

添加结果以供快速参考

窗口位置；

 Location {href: "https://stackoverflow.com/questions/1034621/get-the-current-url-with-javascript",
 ancestorOrigins: DOMStringList,
 origin: "https://stackoverflow.com",
 replace: ƒ, assign: ƒ, …}

文档位置

  Location {href: "https://stackoverflow.com/questions/1034621/get-the-current-url-with-javascript", 
ancestorOrigins: DOMStringList,
 origin: "https://stackoverflow.com",
 replace: ƒ, assign: ƒ
, …}

窗口位置路径名

"/questions/1034621/get-the-current-url-with-javascript"

窗口.location.href

"https://stackoverflow.com/questions/1034621/get-the-current-url-with-javascript"

位置主机名

"stackoverflow.com"

短的

location+''

let url=location+''；console.log（url）；