VolumeInequality Operator

public static bool operator !=(
	Volume value1,
	Volume value2
)

Public Shared Operator <> ( 
	value1 As Volume,
	value2 As Volume
) As Boolean

public:
static bool operator !=(
	Volume value1, 
	Volume value2
)

static let inline (<>)
        value1 : Volume * 
        value2 : Volume  : bool

JavaScript does not support overloaded operators.