console.log(window.location.origin);

var url = window.location.origin;

var base_url = window.location.origin;</p> <p>var host = window.location.host;</p> <p>var pathArray = window.location.pathname.split( ‘/’ );<br />

const getBaseURL = url => url.replace(/[?#].*$/, ”);</p> <p>getBaseURL(‘http://url.com/page?name=Adam&surname=Smith’);<br /> // ‘http://url.com/page’