get current hostname in javascript code example

Example 1: javascript get current url

var currentUrl = window.location.href;

Example 2: js get hostname from url

url = "http://www.example.com/path/to/somwhere";
urlParts = /^(?:\w+\:\/\/)?([^\/]+)([^\?]*)\??(.*)$/.exec(url);
hostname = urlParts[1]; // www.example.com
path = urlParts[2]; // /path/to/somwhere

Example 3: window location javascript

console.log ('url actual: '+window.location.href);
console.log ('url actual: '+location.href);