All elements in the mask VV that are dummies will replace the value in the original VV with a dummy. The modified VV will always be the same length as the mask VV after this call. If the mask is longer than the target, the target will be lengthenned with dummies.

public void Mask(
	CVV oVV1
)

Public Sub Mask ( 
	oVV1 As CVV
)

public:
void Mask(
	CVV^ oVV1
)

member Mask : 
        oVV1 : CVV -> unit