Int24Subtraction(Int24, Int32) Operator

public static int operator -(
	Int24 value1,
	int value2
)

Public Shared Operator - ( 
	value1 As Int24,
	value2 As Integer
) As Integer

public:
static int operator -(
	Int24 value1, 
	int value2
)

static let inline (-)
        value1 : Int24 * 
        value2 : int  : int

JavaScript does not support overloaded operators.