Question

How to remove a sublist from a List in VB.NET

Answer 1

Imports System
Imports System.Collections.Generic

Public Class Program
    Public Shared Sub Main(ByVal args As String())
        Dim list1 As List(Of Integer) = New List(Of Integer) From {
            1,
            2,
            3,
            4,
            5,
            6,
            7
        }
        Dim list2 As List(Of Integer) = New List(Of Integer) From {
            3,
            4
        }
		
        list1.RemoveAll(Function(item) list2.Contains(item))
			
        Console.WriteLine(String.Join(", ", list1))
    End Sub
End Class


	
' run:
'
' 1, 2, 5, 6, 7
'

 

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Answer 2

Imports System
Imports System.Collections.Generic

Class Program
    Public Shared Sub Main()
        Dim numbers As List(Of Integer) = New List(Of Integer) From {
            1,
            2,
            3,
            4,
            5,
            6,
            7,
            8,
            9
        }
        Dim startIndex As Integer = 2
        Dim endIndex As Integer = 5
		
        Dim count As Integer = endIndex - startIndex + 1
        
		numbers.RemoveRange(startIndex, count)
		
        Console.WriteLine(String.Join(", ", numbers))
    End Sub
End Class


	
' run:
'
' 1, 2, 5, 6, 7
'

 

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