Retrieves the VARIANT type of the elements in a SafeArray.
_SafeArrayGetVartype($pSafeArray, ByRef $vType)
| $pSafeArray | Pointer to the SafeArray. |
| $vType | [out] VARIANT type of the SafeArray elements. |
| Success: | 0 |
| Failure: | Non-zero HRESULT and sets @error to 1 (DllCall failure). |