Question

How to compose a list of Func delegate by chaining in VB.NET

Answer 1

Imports System
Imports System.Linq

Public Class Program
	Public Shared Sub Main()
        Dim arr = New Integer() {1, 2, 3, 4, 5, 6}
		
        Dim add1 As Func(Of Integer, Integer) = Function(x) x + 1
        Dim square As Func(Of Integer, Integer) = Function(x) x * x
        
		Dim result = arr.[Select](add1).[Select](square)

        For Each r In result
            Console.WriteLine(r)
        Next
    End Sub
End Class






' run:
'
' 4
' 9
' 16
' 25
' 36
' 49
'

 

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