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Showing content from https://developer.mozilla.org/ja/docs/Web/API/VisualViewport/offsetTop below:

VisualViewport: offsetTop プãƒãƒ‘ティ - Web API

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1. 開発者向けのウェブ技術
2. Web API
3. VisualViewport
4. offsetTop

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このページはコミュニティーの尽力で英語から翻訳されました。MDN Web Docs コミュニティーについてもっと知り、仲間になるにはこちらから。

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• 値
• 仕様書
• ブラウザーの互換性

1. Visual Viewport API
2. VisualViewport
3. インスタンスプロパティ
   1. height
   2. offsetLeft
   3. offsetTop
   4. pageLeft
   5. pageTop
   6. scale
   7. width
4. イベント
   1. resize
   2. scroll
   3. scrollend
5. 継承
   1. EventTarget
6. Visual Viewport に関連するページ
   1. Window.visualViewport

• 値
• 仕様書
• ブラウザーの互換性

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since August 2021.

• Learn more
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offsetTop は VisualViewport インターフェイスの読み取り専用プロパティで、視覚的ビューポートの上端の、レイアウトビューポートの上端からのオフセットを CSS ピクセル単位で返します。現在の文書が完全にアクティブでない場合は 0 が返されます。

倍精度浮動小数点型です。

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This page was last modified on 2025年3月13日 by MDN contributors.

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