VisualViewport: scale 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 scale read-only property of the VisualViewport interface returns the pinch-zoom scaling factor applied to the visual viewport, or 0 if current document is not fully active, or 1 if there is no output device.

Value

A double.

Specifications

Specification
CSSOM View Module # dom-visualviewport-scale

Browser compatibility

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