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Browser Features
App Badging API Demonstration
Set document badge numbers or indicators on OS taskbar/dock icons.
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Feature Not SupportedThis browser does not support the App Badging API Web API feature. Try testing in a modern browser (such as Chrome, Edge, Safari, or Firefox).
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Interactive Input Workspace
Ready for input
Web API Execution Output
Result output will be displayed here after execution...
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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