ShadowRoot.host

The host read-only property of the ShadowRoot returns a reference to the DOM element the ShadowRoot is attached to.

Syntax

const someElement = shadowRoot.host

Value

A DOM Element.

Examples

let customElem = document.querySelector('my-shadow-dom-element');
let shadow = customElem.shadowRoot;

  ...

// return the original host element some time later
let hostElem = shadow.host;

Specifications

Specification Status Comment
DOM
The definition of 'ShadowRoot.host' in that specification.
Living Standard

Browser compatibility

DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
host
Experimental
Chrome Full support 57Edge Full support 79Firefox Full support 63
Full support 63
No support 59 — 63
Disabled
Disabled From version 59 until version 63 (exclusive): this feature is behind the dom.webcomponents.shadowdom.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.
IE No support NoOpera Full support 40Safari Full support 10.1WebView Android Full support 57Chrome Android Full support 57Firefox Android Full support 63
Full support 63
No support 59 — 63
Disabled
Disabled From version 59 until version 63 (exclusive): this feature is behind the dom.webcomponents.shadowdom.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.
Opera Android Full support 41Safari iOS Full support 10.3Samsung Internet Android Full support 6.0

Legend

Full support
Full support
No support
No support
Experimental. Expect behavior to change in the future.
Experimental. Expect behavior to change in the future.
User must explicitly enable this feature.
User must explicitly enable this feature.