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From Delphi 1: Type Compatibility and Identity

The Wiert Corner – A feature overlooked by many Delphi programmer was already introduced in Delphi 1 which is more or less the same as in the Delphi 2007 documentation at [WayBack] Type Compatibility and Identity. There is a distinction between these explained in the above link: type TMyInteger1 = Integer; TMyInteger2 = type Integer; Where TMyInteger1 is an alias for Integer, TMyInteger2 introduces a new type which is distinct from Integer and TMyInteger. That way the compiler can set them apart, and even generates separate RTTI (Run-Time TypeInformation) for them. Probably the most used distinct types are ...
Favorite? Off-Topic? jpluimers @ 2020-10-01 11:02

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