Add Query String to URL and fire event every time it changes

add-query-string-to-url.js

// Add query string to URL
const newurl = window.location.protocol + "//" + window.location.host + window.location.pathname + '?step=1';
window.history.pushState({path:newurl},'',newurl);

// Fire event everytime state changes
window.addEventListener('popstate', function (event) {
	console.log(event)
});