System.Variants.TNullCompareRule

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Delphi

TNullCompareRule = (ncrError, ncrStrict, ncrLoose);

C++

enum DECLSPEC_DENUM TNullCompareRule : unsigned char { ncrError, ncrStrict, ncrLoose };

Properties

Type Visibility Source Unit Parent
enum public
System.Variants.pas
System.Variants.hpp
System.Variants System.Variants

Description

TNullCompareRule enumerates possible rules for comparing variant nulls with other values.

TNullCompareRule enumerates the values that can be assigned to the global variables NullEqualityRule and NullMagnitudeRule.