http permissions policy directive
Permissions-Policy: midi directive
Limited availability
The HTTP Permissions-Policy header midi directive controls whether the current document is allowed to use the Web MIDI API.
Specifically, where a defined policy blocks use of this feature, requestMIDIAccess() calls will return a Promise that rejects with a DOMException of type NotAllowedError.
Syntax
Permissions-Policy: midi=<allowlist>;
<allowlist>- : A list of origins for which permission is granted to use the feature. See
Permissions-Policy> Syntax for more details.
- : A list of origins for which permission is granted to use the feature. See
Default policy
The default allowlist for midi is self.
Specifications
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.