API:System.Variants.EVariantInvalidNullOpError
Delphi
EVariantInvalidNullOpError = class(EVariantInvalidOpError);
C++
class PASCALIMPLEMENTATION EVariantInvalidNullOpError : public EVariantInvalidOpError
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| class | public | System.Variants.pas System.Variants.hpp |
System.Variants | System.Variants |
Description
EVariantInvalidOpError is the exception class for invalid variant operations.
System.Variants.EVariantInvalidNullOpError inherits from System.Variants.EVariantInvalidOpError. All content below this line refers to System.Variants.EVariantInvalidOpError.
EVariantInvalidOpError is the exception class for invalid variant operations.
EVariantInvalidOpError is raised when a variant operation fails because the operands are incompatible with the specific operation. To raise this exception programmatically, call VarInvalidOp.