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

The frameType read-only property of the Client interface indicates the type of browsing context of the current Client. This value can be one of auxiliarytop-levelnested, or none.

Syntax

var myFrameType = Client.frameType;

Example

TBD

Specifications

Specification Status Comment
Service Workers
The definition of 'frameType' in that specification.
Editor's Draft Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 43.0 44.0 (44.0)[1] No support ? No support
Feature Android Firefox Mobile (Gecko) Firefox OS IE Mobile Opera Mobile Safari Mobile Chrome for Android
Basic support No support 44.0 (44.0) ? No support ? No support 43.0

[1] Service workers (and Push) have been disabled in the Firefox 45 & 52 Extended Support Releases (ESR.)

Document Tags and Contributors

 Contributors to this page: chrisdavidmills, fscholz, jpmedley, kscarfone
 Last updated by: chrisdavidmills,