beeps when a tag's attributes changes.
// ==UserScript==
// @name beep
// @namespace https://greasyfork.org/en/users/827932-letsgo0
// @version 0.2
// @description beeps when a tag's attributes changes.
// @author Mr Chen
// @match http://*.chinaeast2.cloudapp.chinacloudapi.cn/*
// @grant none
// ==/UserScript==
(function() {
'use strict';
const div = document.createElement('div');
div.style.cssText = 'visibility: hidden;';
div.innerHTML = `<audio id="beep" src="https://cdn.jsdelivr.net/gh/letsgo0/shareF@main/voi.mp3">not supported!</audio>`;
document.body.appendChild(div);
const target = document.querySelector("#captchaWhole");
// create an observer instance
var observer = new MutationObserver(function(mutations) {
mutations.forEach(function(mutation) {
if (mutation.type === 'attributes'){
const target = mutation.target;
if (target.style.cssText === ""){
// beep
// console.log('beep');
const beep = document.querySelector('#beep');
beep.play();
}
}
});
});
// configuration of the observer:
var config = { attributes: true, childList: false, characterData: false }
// pass in the target node, as well as the observer options
observer.observe(target, config);
// later, you can stop observing
// observer.disconnect();
})();