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JavaScript
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<h1 id="title">replaceChildren() method</h1> <iframe id="if" class="if" src="/assist/example/iframe/images.html"></iframe> <button type="button" id="btn-replace">replace</button>
window.addEventListener("load", () => { const elBtn = document.getElementById("btn-replace"); elBtn.addEventListener("click", () => { const elTitle = document.getElementById("title"); const elClone = elTitle.cloneNode(true); const elIf = document.getElementById("if"); const doc = elIf.contentDocument.documentElement; doc.replaceChildren(elClone); }); });
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by DevDic
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