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InitVariantFromGUIDAsString function

Initializes a VARIANT structure based on a GUID. The structure is initialized as a VT_BSTR type.

Syntax


HRESULT InitVariantFromGUIDAsString(
  _In_   REFGUID guid,
  _Out_  VARIANT *pvar
);

Parameters

guid [in]

Type: REFGUID

Reference to the source GUID.

pvar [out]

Type: VARIANT*

When this function returns, contains the initialized VARIANT structure.

Return value

Type: HRESULT

If this function succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Remarks

Creates a VT_BSTR variant, formatting the GUID in a form similar to {c200e360-38c5-11ce-ae62-08002b2b79ef}.

Examples

The following example, to be included as part of a larger program, demonstrates how to use InitVariantFromGUIDAsString.


VARIANT var;

HRESULT hr = InitVariantFromGUIDAsString(FMTID_DocSummaryInformation, &var);

if (SUCCEEDED(hr))
{
    // var now is valid and has type VT_BSTR.
    VariantClear(&var);
}

Requirements

Minimum supported client

Windows XP with SP2, Windows Vista [desktop apps only]

Minimum supported server

Windows Server 2003 with SP1 [desktop apps only]

Redistributable

Windows Desktop Search (WDS) 3.0

Header

Propvarutil.h

Library

Propsys.lib

DLL

Propsys.dll (version 6.0 or later)

See also

VariantToString
VariantToGUID
InitVariantFromGUIDAsBuffer
InitPropVariantFromCLSID

 

 

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