System.Variants.TNullCompareRule
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.