GV

GeezerVison

The World Wide Web, restored to 800 pixels of glory.

Home|About|Gaming cabinet|Archives|How it works|Starter sites

On this site

  • MDN
  • HTML: Markup language
  • Elements
  • Global attributes
  • Attributes
  • See all…
  • Responsive images
  • HTML cheatsheet
  • Date & time formats
  • See all…
  • SVG
  • MathML
  • XML
  • CSS: Styling language

This view

  • Original page
  • New address

GeezerVison is showing developer.mozilla.org — DevicePosture - Web APIs | MDN

DevicePosture

Limited availability

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

Want more browser support for this feature? Tell us why.

  • See full compatibility
  • Learn more

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

The DevicePosture interface of the Device Posture API represents the device's posture, that is, whether the viewport is in a flat or folded state.

Instance properties

Inherits properties from its parent, EventTarget.

type Read only

Returns the device's current posture.

Events

change

Fires when the device's posture changes.

Examples

js
const postureOutput = document.getElementById("currentPosture");

function reportPostureOutput() {
  // type property returns "continuous" or "folded"
  postureOutput.textContent = `Device posture: ${navigator.devicePosture.type}`;
}

navigator.devicePosture.addEventListener("change", reportPostureOutput);

Specifications

Specification
Device Posture API
# dom-deviceposture

Browser compatibility

See also

  • CSS device-posture @media feature
  • Device Posture API
  • Origin trial for Foldable APIs on developer.chrome.com (2024)

Help improve MDN

Learn how to contribute

This page was last modified on Feb 7, 2025 by MDN contributors.

View this page on GitHub • Report a problem with this content
You are visitor 01402503 — GeezerVison does not store the pages you look up.
Best viewed with Netscape Navigator 4.7 or Internet Explorer 6 at 800×600. No cookies required.