Viewport: segments property

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The segments read-only property of the Viewport interface returns an array of DOMRect objects representing the position and dimensions of each viewport segment within the overall display.

Value

An array of DOMRect objects.

Examples

Basic `Viewport.segments` usage

This snippet will loop through each segment in the viewport, and log a string to the console detailing the index number, width, and height.

const segments = window.viewport.segments;

segments.forEach((segment) =>
  console.log(
    `Segment ${segments.indexOf(segment)} is ${segment.width}px x ${segment.height}px`,
  ),
);

Specifications

Specification
CSS Viewport Module Level 1 # dom-viewport-segments

Browser compatibility

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This page was last modified on ⁨Sep 18, 2025⁩ by MDN contributors.

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