Disable confirmation dialog when leaving a web page
// ==UserScript==
// @name Disable Confirmation Dialog When Leaving A Web Page
// @namespace DisableConfirmationDialogWhenLeavingAWebPage
// @description Disable confirmation dialog when leaving a web page
// @license GNU AGPLv3
// @author jcunews
// @match *://*/*
// @version 1.0.5
// @grant none
// @run-at document-start
// ==/UserScript==
(() => {
var d = Object.getOwnPropertyDescriptor(window, "onbeforeunload");
d.set = function(f) {
return f;
};
Object.defineProperty(window, "onbeforeunload", d);
d = EventTarget.prototype.addEventListener;
EventTarget.prototype.addEventListener = function(typ) {
if (typ.toLowerCase() !== "beforeunload") return d.apply(this, arguments);
};
})();