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- let iframe = document.querySelector(".gameframe"); // ramka iframe
- let content = iframe.contentDocument || iframe.contentWindow.document; // dokument z iframe'a
- let mainDiv = content.querySelector("body > div"); // div w którym chcę nasłuchiwać zmian o bezpośrednim potomku
- let observer = new MutationObserver(mutations => {
- for (let mutation of mutations) {
- console.log("mutation", mutation);
- }
- });
- observer.observe(mainDiv, {
- attributes: true,
- attributeOldValue: true,
- childList: true,
- characterData: true,
- });
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