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Element: ariaCurrent プロパティ - Web API | MDN
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Element: ariaCurrent プロパティ
Baseline
2023
Newly available
Since October 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.
ariaCurrent
は Element
インターフェイスのプロパティで、aria-current
属性の値を反映し、コンテナーや関連する要素の集合の中で現在の項目を表します。
値
以下のいずれかの値を持つ文字列です。
例
この例では、リンクの集合がサイトナビゲーションに使用されています。aria-current
属性は現在のページを示します。値 page
はスクリーンリーダーのアナウンスに組み込まれています。ariaCurrent
を用いて、その値を更新することができます。
html
<nav>
<ul>
<li><a id="link-home" href="/" aria-current="page">Home</a></li>
<li><a href="/">About</a></li>
<li><a href="/">Contact</a></li>
</ul>
</nav>
js
let el = document.getElementById("link-home");
console.log(el.ariaCurrent); // "page"
el.ariaCurrent = "tab";
console.log(el.ariaCurrent); // "tab"
仕様書
Specification |
---|
Accessible Rich Internet Applications (WAI-ARIA)> # dom-ariamixin-ariacurrent> |
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