What are the differences between IOptions and IOptionsSnapshot?


  • Options configured in IOptions are registered as SingletonServices
  • Can be injected into any service for accessing options
  • Doesn't support option updates when configuration changes
  • Doesn't support Named options


  • Options configured in IOptionsSnapshot are registered as ScopedServices
  • Can be injected into only Scoped and Transient services
  • Supports updated options even after configuration is loaded
  • Supports Named options

ASP.NET Core Posted Jul 09, 2020

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