Document: createComment() 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 July 2015.

createComment() は新たにコメントノードを作成し、返します。

構文

js
createComment(data)

引数

data

文字列で、コメントに追加されるデータを含みます。

返値

新しい Comment オブジェクトです。

js
const docu = new DOMParser().parseFromString("<xml></xml>", "application/xml");
const comment = docu.createComment(
  "This is a not-so-secret comment in your document",
);

docu.querySelector("xml").appendChild(comment);

console.log(new XMLSerializer().serializeToString(docu));
// 表示結果: <xml><!--This is a not-so-secret comment in your document--></xml>

仕様書

Specification
DOM
# ref-for-dom-document-createcomment①

ブラウザーの互換性

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
createComment

Legend

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Full support
Full support