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This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2019.
Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
The has() method of the MediaKeyStatusMap interface returns a Boolean, asserting whether a value has been associated with the given key.
The key whose value you want returned
A Boolean.
| Encrypted Media Extensions # dom-mediakeystatusmap-has |
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This page was last modified on Jun 17, 2024 by MDN contributors.
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