Lambdas with Multiple Params : Lambda « LINQ « VB.Net

1. VB.Net
2. LINQ
3. Lambda

Lambdas with Multiple Params

   


Option Strict On

Public Delegate Function BinaryOp(ByVal x As Integer, ByVal y As Integer) As Integer

Public Class SimpleMath
  Public Function Add(ByVal x As Integer, ByVal y As Integer) As Integer
    Return x + y
  End Function
  Public Function Subtract(ByVal x As Integer, _
    ByVal y As Integer) As Integer
    Return x - y
  End Function
End Class

Module Program
  Sub Main()
    Dim b As New BinaryOp(Function(x, y) x + y)
    DisplayDelegateInfo(b)

    Console.WriteLine(b(10, 10))
  End Sub
  Sub DisplayDelegateInfo(ByVal delObj As System.Delegate)
    For Each d As System.Delegate In delObj.GetInvocationList()
      Console.WriteLine("Method Name: {0}", d.Method)
      Console.WriteLine("Type Name: {0}", d.Target)
    Next
  End Sub
End Module

   
    
    
  

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