Web/API/HTMLIFrameElement/featurePolicy

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

The featurePolicy read-only property of the HTMLIFrameElement interface returns the FeaturePolicy interface which provides a simple API for introspecting the feature policies applied to a specific frame.

Syntax

var policy = HTMLIFrameElement.featurePolicy

Value

A FeaturePolicy object that can be used to inspect the Feature Policy settings applied to the frame.

Specification

Specification	Status	Comment
Permissions Policy	Editor's Draft	Initial definition.

Browser compatibility

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
featurePolicy Experimental'	Chrome Full support 74 Notes' Full support 74 Notes' Notes' Chrome Platform Status incorrectly describes this variable as document.policy. It was renamed in bug 917057 before being shipped in bug 703703. No support 73 — 74 Disabled' Disabled' From version 73 until version 74 (exclusive): this feature is behind the #enable-experimental-productivity-features preference (needs to be set to Enabled). To change preferences in Chrome, visit chrome://flags. No support 69 — 73 Alternate Name' Disabled' Alternate Name' Uses the non-standard name: policy Disabled' From version 69 until version 73 (exclusive): this feature is behind the #enable-experimental-productivity-features preference (needs to be set to Enabled). To change preferences in Chrome, visit chrome://flags.	Edge Full support 79 Notes' Full support 79 Notes' Notes' Edge Platform Status incorrectly describes this variable as document.policy. It was renamed in bug 917057 before being shipped in bug 703703.	Firefox Full support 69 Disabled' Full support 69 Disabled' Disabled' From version 69: this feature is behind the dom.security.featurePolicy.webidl.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config. No support 65 — 69 Alternate Name' Disabled' Alternate Name' Uses the non-standard name: policy Disabled' From version 65 until version 69 (exclusive): this feature is behind the dom.security.featurePolicy.webidl.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.	IE No support No	Opera Full support 62 Full support 62 No support 60 — 62 Disabled' Disabled' From version 60 until version 62 (exclusive): this feature is behind the #enable-experimental-productivity-features preference (needs to be set to Enabled). No support 56 — 60 Alternate Name' Disabled' Alternate Name' Uses the non-standard name: policy Disabled' From version 56 until version 60 (exclusive): this feature is behind the #enable-experimental-productivity-features preference (needs to be set to Enabled).	Safari No support No	WebView Android Full support 74 Notes' Full support 74 Notes' Notes' Chrome Platform Status incorrectly describes this variable as document.policy. It was renamed in bug 917057 before being shipped in bug 703703.	Chrome Android Full support 74 Notes' Full support 74 Notes' Notes' Chrome Platform Status incorrectly describes this variable as document.policy. It was renamed in bug 917057 before being shipped in bug 703703. No support 73 — 74 Disabled' Disabled' From version 73 until version 74 (exclusive): this feature is behind the #enable-experimental-productivity-features preference (needs to be set to Enabled). To change preferences in Chrome, visit chrome://flags. No support 69 — 73 Alternate Name' Disabled' Alternate Name' Uses the non-standard name: policy Disabled' From version 69 until version 73 (exclusive): this feature is behind the #enable-experimental-productivity-features preference (needs to be set to Enabled). To change preferences in Chrome, visit chrome://flags.	Firefox Android Full support 65 Alternate Name' Disabled' Full support 65 Alternate Name' Disabled' Alternate Name' Uses the non-standard name: policy Disabled' From version 65: this feature is behind the dom.security.featurePolicy.webidl.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.	Opera Android Full support 48 Alternate Name' Disabled' Full support 48 Alternate Name' Disabled' Alternate Name' Uses the non-standard name: policy Disabled' From version 48: this feature is behind the #enable-experimental-productivity-features preference (needs to be set to Enabled).	Safari iOS No support No	Samsung Internet Android Full support 11.0

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.

See implementation notes.'

See implementation notes.

User must explicitly enable this feature.'

User must explicitly enable this feature.

Uses a non-standard name.'

Uses a non-standard name.

HTMLIFrameElement.featurePolicy by Mozilla Contributors is licensed under CC-BY-SA 2.5.