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The idea behind the sample
The Alert Banner SPFx Extension is a custom SharePoint Framework (SPFx) extension designed to display alert notifications prominently in the Banner of Modern SharePoint sites. These alerts are dynamically retrieved from a SharePoint list using the Microsoft Graph API, ensuring users receive important updates and information seamlessly integrated with Microsoft 365 services.
Make it your own
Start with the author's setup instructions, explore the implementation, and adapt the pattern to your environment. Sample code stays in its original repository, together with its requirements, license and contribution history.
Read the source documentationKeep exploring
- Overview of SharePoint Framework Extensions — You can use SharePoint Framework (SPFx) Extensions to extend the SharePoint user experience. With SPFx Extensions, you can customize more facets of the SharePoint experience, including notification areas, toolbars, and list data views. SPFx Extensions are available in all Microsoft 365 subscriptions for production usage.
- Use page placeholders from Application Customizer — Application Customizers provide access to well-known locations on SharePoint pages that you can modify based on your business and functional requirements. For example, you can create dynamic header and footer experiences that render across all the pages in SharePoint Online.
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