JavaScript · DOM APIs

element.cloneNode()

Copies an element. Pass true to include descendants.

javascriptRunnable example javascript course

Syntax

el.cloneNode(deep)

Example

Try it

const el = document.createElement("div");
el.append("text");
console.log(el.cloneNode(true).textContent);

Reference pages are the quick answer. The course explains the why, shows the full example and ends with a challenge.