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Explain Filters in ASP.NET Core Web API.

Entry ASP.NET Web API
Quick Answer ASP.NET Core filters run at specific points around action execution. Types: Authorization (first - can short-circuit), Resource (before/after model binding), Action (before/after action runs), Exception (handles unhandled exceptions), Result (before/after result executes). Filters are MVC-specific (have access to action context) while middleware applies to all requests including static files.

Answer

Filters run during the execution pipeline and include:

  • Authorization Filters
  • Resource Filters
  • Action Filters
  • Exception Filters
  • Result Filters
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SugharaIQ Editorial Team Verified Answer

This answer has been peer-reviewed by industry experts holding senior engineering roles to ensure technical accuracy and relevance for modern interview standards.

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Source: SugharaIQ

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