DocumentFragment: childElementCount プロパティ
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.
Document.childElementCount
は読み取り専用のプロパティで、DocumentFragment
の子要素の数を返します。
特定の要素の子要素の数を取得する場合は、 Element.childElementCount
を参照してください。
値
この文書フラグメントの子の数を表す数値。
例
js
let fragment = new DocumentFragment();
fragment.childElementCount; // 0
let paragraph = document.createElement("p");
fragment.appendChild(paragraph);
fragment.childElementCount; // 1
仕様書
Specification |
---|
DOM # dom-parentnode-childelementcount |
ブラウザーの互換性
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
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childElementCount |
Legend
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- Full support
- Full support
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.