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Using Attributes and TCustomAttribute descendants

Rob's Technology Corner – With Delphi 2010 attributes have been added as a language feature. They have been available in Delphi Prism (Targets .NET) and this now adds similar functionality to Win32.Attributes are a way of associating additional metadata information with a given type or member of a type.They can be applied in many places, the following code shows several of the places you can place attributes. // Declaring an attribute. TAttrTest = class(TCustomAttribute) end; // Places you can use an attribute. [TAttrTest] TRec = Record [TAttrTest] value : String; [TAttrTest] procedure ...
Favorite? Off-Topic? Robert Love @ 2009-09-11 20:40

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