Prev | Current Page 420 | Next

Guy Fouch?©, Trey Nash

"Accelerated VB 2008"

Sqrt(convToDouble(add(mult(mReal, mReal), _
mult(mImaginary, mImaginary))))
Return convToT(mMagnitude)
End Get
End Property
Public Function CompareTo(ByVal other As Complex(Of T)) As Integer _
Implements IComparable(Of Complex(Of T)).CompareTo
Return Comparer(Of T).Default.Compare(Me.Magnitude, other.Magnitude)
End Function
End Structure
CHAPTER 12 n GENERICS 267
Public Class EntryPoint
Shared Sub Main()
Dim c As Complex(Of Int64) = New Complex(Of Int64)(4, 5, _
AddressOf MultiplyInt64, AddressOf AddInt64, AddressOf DoubleToInt64, _
AddressOf Int64ToDouble)
Console.WriteLine("Magnitude is {0}", c.Magnitude)
End Sub
Private Shared Sub DummyMethod(ByVal c As Complex(Of Complex(Of Integer)))
End Sub
Private Shared Function MultiplyInt64(ByVal val1 As Int64, _
ByVal val2 As Int64) As Int64
Return val1 * val2
End Function
Private Shared Function AddInt64(ByVal val1 As Int64, _
ByVal val2 As Int64) As Int64
Return val1 + val2
End Function
Private Shared Function DoubleToInt64(ByVal d As Double) As Int64
Return Convert.ToInt64(d)
End Function
Private Shared Function Int64ToDouble(ByVal i As Int64) As Double
Return Convert.ToDouble(i)
End Function
End Class
Now, the Complex(Of T) type can contain any kind of structure, whether it??™s generic or
not.


Pages:
408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432
życzenia urodzinowe wierszyki szambo betonowe typy bukmacherskie Tango Olsztyn