What's New In DevTools (Chrome 74) | Blog | Chrome for Developers

Welcome back! Here's what's new. Video version of this page Highlight all nodes affected by CSS property Hover over a CSS property that affects a node's box model, such as padding or margin, to highlight all nodes affected by that declaration. Figure 1. Hovering over a margin property highlights the margins of all nodes affected by that declaration Lighthouse v4 in the Audits panel The new Tap tar

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Chrome 74の開発者ツールの変更点について。 CSS propertyの影響をハイライト、Lighthouse v4へアップデート、WebSocketのバイナリメッセージの表示対応。パフォーマンスパネルでLong taskを記録できるようになるなど。