System.Variants.VarIsError
Delphi
function VarIsError(const V: Variant; out AResult: HRESULT): Boolean;
function VarIsError(const V: Variant): Boolean;
C++
extern DELPHI_PACKAGE bool __fastcall VarIsError(const System::Variant &V, /* out */ HRESULT &AResult)/* overload */;
Properties
Type | Visibility | Source | Unit | Parent |
---|---|---|---|---|
function | public | System.Variants.pas System.Variants.hpp |
System.Variants | System.Variants |
Description
Indicates whether the specified variant is an error variant; optionally converts variant back to HRESULT.
VarIsError returns true if the given variant is an Error variant (type varError). If AResult is specified, it is set to the corresponding result code.