CA_VariantHasBSTR
- Updated2023-02-21
- 1 minute(s) read
HRESULT CA_VariantHasBSTR (const VARIANT *variant);
Purpose
Determines whether a variant contains a BSTR value.
Parameters
| Input | ||
| Name | Type | Description |
| variant | const VARIANT * | Pointer to the variant variable to inspect. |
Return Value
| Name | Type | Description |
| result | HRESULT | 1 if the variant contains a BSTR value. 0 if variant does not contain a BSTR value. < 0 if variant is invalid. Negative error codes indicate function failure. Refer to <Program Files>\National Instruments\Shared\MSDTRedistributables\SDKHeaderFiles\8.1\winerror.h for Windows SDK error codes. |
Additional Information
Library: ActiveX Library
Include file: cviauto.h
LabWindows/CVI compatibility: LabWindows/CVI 5.0 and later