Not TestedTesting not done, may not work properly
Browser Features

App Badging API

Set document badge numbers or indicators on OS taskbar/dock icons.

Checking support...
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Interactive Input Workspace

Ready for input

Web API Execution Output

Result output will be displayed here after processing...

Native JavaScript Code Example (Zero Libraries)

await navigator.setAppBadge(5);

About the App Badging API Web API

Badging API allows web apps to set a badge on the application icon.

Specification:W3C & WHATWG Web API Standard
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