DocumentFragment: firstElementChild property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨April 2018⁩.

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The DocumentFragment.firstElementChild read-only property returns the document fragment's first child Element, or null if there are no child elements.

Value

An Element that is the first child Element of the object, or null if there are none.

Examples

let fragment = new DocumentFragment();
fragment.firstElementChild; // null

let paragraph = document.createElement("p");
fragment.appendChild(paragraph);

fragment.firstElementChild; // <p>