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DocumentType: replaceWith() メソッド - Web API | MDN
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DocumentType: replaceWith() メソッド
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since 2018年4月.
DocumentType.replaceWith() メソッドは、文書型宣言を指定されたノードで置き換えます。
構文
js
replaceWith(node1)
replaceWith(node1, node2)
replaceWith(node1, node2, /* … ,*/ nodeN)
引数
node1, …,nodeN-
この
DocumentTypeを置き換える一連のノードです。
返値
なし (undefined)。
例外
HierarchyRequestErrorDOMException-
ノードが階層内の指定された位置に挿入できない場合に発生します。
例
replaceWith() の使用
js
let svg_dt = document.implementation.createDocumentType(
"svg:svg",
"-//W3C//DTD SVG 1.1//EN",
"https://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd",
);
document.doctype.replaceWith(svg_dt);
仕様書
| Specification |
|---|
| DOM # ref-for-dom-childnode-replacewith① |
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