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