Получите текущий URL JS
var currentUrl = window.location.href;
Grepper
var currentUrl = window.location.href;
window.location.pathname; // Returns path only (/path/example.html)
window.location.href; // Returns full URL (https://example.com/path/example.html)
window.location.origin; // Returns base URL (https://example.com)
window.location.hostname
console.log(window.location.href);
As noted in the comments, the line below works, but it is bugged for Firefox.
document.URL
let location = window.location.href;
window.location.href
As noted in the comments, the line below works, but it is bugged for Firefox.
document.URL