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      C++
       
      Metaprogramming library
       
      Reflection library
       
      Reflection types and queries
      Reflection queries
          
          
      Reflection layout queries
      Type properties
      Type property queries
       
      Defined in header <meta> 
      consteval bool is_annotation( std::meta::info r );
      		(since C++26)

      Returns true if r represents an annotation. Otherwise returns false.

      Parameters

      r - a reflection value

      Return value

      true if r represents an annotation; otherwise false.

      Example

      See also

      (C++26)
      		 obtains the annotations applying to the reflected entity
      (function)