WindowClient: ancestorOrigins property
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
Note: This feature is only available in Service Workers.
The ancestorOrigins
read-only property of the WindowClient
interface is an array of strings listing the origins of all ancestors of the browsing context represented by this WindowClient
in reverse order.
The first element in the array is the origin of this window's parent, and the last element is the origin of the top-level browsing context. If this window is itself a top-level browsing context, then ancestorOrigins
is an empty array.
Value
An array of strings.
Specifications
Specification |
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Service Workers # client-ancestororigins |
Browser compatibility
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
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ancestorOrigins |
Legend
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- Full support
- Full support
- No support
- No support
- Experimental. Expect behavior to change in the future.