VARIANT class constructor. Parameters:
initial value. if omitted an VT_EMPTY object is created.
specifies the content type of the VARIANT object. Possible values are VT_UI1, VT_UI2, VT_UI4, VT_I1, VT_I2, VT_I4, VT_R4, VT_R8, VT_INT, VT_UINT, VT_BOOL, VT_ERROR, VT_CY, VT_DATE, VT_BSTR, VT_DECIMAL, VT_UNKNOWN, VT_DISPATCH and VT_VARIANT. These values are mutual exclusive, but they can be combined with VT_BYREF to specify beeing a value. If omitted, the type of value is used. Consult the msdn library for additional information.
specifies the codepage that is used to convert php-strings to unicode-strings and vice versa. Possible values are CP_ACP, CP_MACCP, CP_OEMCP, CP_SYMBOL, CP_THREAD_ACP, CP_UTF7 and CP_UTF8.