This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.
Draft
    This page is not complete.
The Element.shadowRoot read-only property represents the shadow root hosted by the element. Use Element.attachShadow to add a shadow root to an existing element.
Syntax
var shadowroot = element.shadowRoot;
Value
A ShadowRoot.
Specifications
| Specification | Status | Comment | 
|---|---|---|
| DOM The definition of 'shadowRoot' in that specification. | Living Standard | 
Browser compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) | 
|---|---|---|---|---|---|
| Basic support | 53.0 | No support | No support | ? | No support | 
| Feature | Android | Android Webview | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile | Chrome for Android | 
|---|---|---|---|---|---|---|---|---|
| Basic support | No support | 53.0 | No support | ? | ? | ? | ? | 53.0 |