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Element: replaceWith() メソッド - Web API | MDN
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Element: 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.
Element.replaceWith() メソッドは、この Element を親の子リストの中で一連の Node オブジェクトまたは文字列に置換します。文字列は Text ノードと等価なノードとして挿入されます。
構文
js
replaceWith(param1)
replaceWith(param1, param2)
replaceWith(param1, param2, /* … ,*/ paramN)
引数
param1, …,paramN-
一連の
Nodeオブジェクトまたは文字列で置換します。
返値
なし (undefined)。
例外
HierarchyRequestErrorDOMException-
階層の指定の位置にノードを挿入できなかったときに発生します。
例
replaceWith() の使用
js
const div = document.createElement("div");
const p = document.createElement("p");
div.appendChild(p);
const span = document.createElement("span");
p.replaceWith(span);
console.log(div.outerHTML);
// "<div><span></span></div>"
replaceWith() はスコープに非対応
replaceWith() メソッドは with 文でのスコープに対応していません。詳細は Symbol.unscopables をご覧ください。
js
with (node) {
replaceWith("foo");
}
// ReferenceError: replaceWith is not defined
仕様書
| Specification |
|---|
| DOM # ref-for-dom-childnode-replacewith① |
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