IDiaPropertyStorage::ReadULONGLONG
Reads ULONGLONG values in a property set.
HRESULT ReadULONGLONG (
PROPID id,
ULONGLONG* pValue
);
Parameters
id
[in] Identifier of the property to be read (PROPID is defined in WTypes.h as a ULONG).pValue
[out] Returns the property value.
Return Value
If successful, returns S_OK; otherwise returns an error code. Returns E_INVALIDARG if the property is not of type ULONGLONG.
Remarks
A ULONGLONG is defined by Windows as a 64-bit unsigned integer.