The Badging #API allows web #developers to set an application badge for installed #WebApps #PWA #timetogiveinput w3c.github.io/badging/
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A badge is meant to notify the user that there is new activity such as showing the number of unread items. A badge can have one of these values: nothing, flag, a number. Examples of badges:
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Check also the browser support for this feature on @MozDevnet: developer.mozilla.org/en-US/…

Badging API - Web APIs | MDN

The Badging API gives web developers a method of setting a badge on a document or application, to act as a notification that state has changed without displaying a more distracting notification. A...

developer.mozilla.org
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