Delphi-PRAXiS - If you control both caller and callee: do not “override” functions by introducing a f

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22. Dez 2020 05:20

If you control both caller and callee: do not “override” functions by introducing a f

Every now and then I see people “overriding” a function by introducing a function with the same name. Often this raises a lot of confusion, because the override will only work if you have the unit of the override closer in your user scope. Example: Unit AdoOverrideUnit; interface function VarTypeToDataType(VarType: Integer): TFieldType; implementation uses Data.DB; […]

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