InitPropVariantFromDouble function (propvarutil.h)
Initializes a PROPVARIANT structure based on a specified double value.
HRESULT InitPropVariantFromDouble(
[in] DOUBLE dblVal,
[out] PROPVARIANT *ppropvar
);
[in] dblVal
Type: DOUBLE
The source double value.
[out] ppropvar
Type: PROPVARIANT*
When this function returns, contains the initialized PROPVARIANT structure.
Type: HRESULT
If this function succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Creates a VT_R8 propvariant.
This is an inline function, with its source code provided in the header. It is not included in any .dll or .lib file.
The following example, to be included as part of a larger program, demonstrates how to use InitPropVariantFromDouble.
PROPVARIANT propvar;
HRESULT hr = InitPropVariantFromDouble(3.1415, &propvar);
if (SUCCEEDED(hr))
{
// propvar now is valid and has type VT_R8.
PropVariantClear(&propvar);
}
Requirement | Value |
---|---|
Minimum supported client | Windows XP with SP2, Windows Vista [desktop apps only] |
Minimum supported server | Windows Server 2003 with SP1 [desktop apps only] |
Target Platform | Windows |
Header | propvarutil.h |
Redistributable | Windows Desktop Search (WDS) 3.0 |