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Question0 answers2,317 followingPosted 03 Sept 2026, 03:13 UTC49.8K views4,730 votes

Class visibility change in Delphi 2005 with strict private and strict protected opt-in

Class visibility in Delphi Object Pascal has a documented compatibility boundary introduced in Delphi 2005. Private members remain unit scoped by default, while strict private and strict protected provide opt in class scoped encapsulation. Members without an explicit visibility specifier default to public. The goal is to reduce accidental access to implement

Community & Careers · Editorial question

Community & Careers

Question1 answer1 comment3,850 followingPosted 18 Jun 2021, 03:52 UTC102K views4,273 votes

owner commented

Delphi Private Visibility: Ensuring Class‑Level Encapsulation in Shared Units

Delphi Private Visibility and Class‑Level Encapsulation The goal is to guarantee that a class’s internal fields remain inaccessible to other classes that reside in the same source unit, while keeping those classes together for compilation convenience. In Delphi, the private specifier grants access to any code within the unit, not only to the enclosing class.

Community & Careers · Editorial question

delphi strict-private encapsulation