JS to get page URL information summary

• window.location.href (set or get the entire URL as a string)

var url = window.location.href;
alert(url);
//返回：整个路径

• window.location.protocol (set or get the protocol part of the URL)

var url = window.location.protocol;
alert(url);
//返回：http或者https

• window.location.host (set or get the host part of the URL)

var url = window.location.host;
alert(url);
//返回：http://localhost

• window.location.port (set or get the port number associated with the URL)

var url = window.location.port;
alert(url);
//返回：8080

• window.location.pathname (set or get with the path part of the URL)

var url = window.location.pathname;
alert(url);
//返回：/user/login

• window.location.search (sets or gets the part of the href attribute that follows the question mark)

ar url = window.location.search;
alert(url);
//返回：?userName=hyman&age=24

• window.location.hash (sets or gets the segment after the pound sign "#" in the href attribute)

var url = window.location.hash;
alert(url);
//返回：空字符(因为url中没有)