Document: 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 July 2015.
The Document.firstElementChild read-only property
returns the document's first child Element, or null if there
are no child elements.
For HTML documents, this is usually the only child, the root <html> element.
See Element.firstElementChild for the first child element of specific elements within a document.
Value
A Element object, or null.
Examples
js
document.firstElementChild;
// returns the root <html> element, the only child of the document
Specifications
| Specification |
|---|
| DOM Standard # ref-for-dom-parentnode-firstelementchild① |
Browser compatibility
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