VisualViewport: pageTop property

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.

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The pageTop read-only property of the VisualViewport interface returns the y coordinate of the top edge of the visual viewport relative to the initial containing block origin, in CSS pixels, or 0 if current document is not fully active.

Value

A double.

Specifications

Specification
CSSOM View Module # dom-visualviewport-pagetop

Browser compatibility

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