Question

How to get the difference between two arrays in VB.NET

Answer 1

Imports System
Imports System.Linq

Public Class Program
	Public Shared Sub Main()
        Dim array1 As String() = {"c#", "c", "c++", "java", "python", "vb"}
        Dim array2 As String() = {"rust", "c", "c++", "go", "python", "nodejs"}
		
		' get whats in array2 but not in array1

        Dim result = array2.Except(array1)
		
        Console.WriteLine(String.Join(" ", result))
    End Sub
End Class




' run:
'
' rust go nodejs
'

 

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Answer 2

Imports System
Imports System.Linq

Public Class Program
	Public Shared Sub Main()
        Dim array1 As String() = {"c#", "c", "c++", "java", "python", "vb"}
        Dim array2 As String() = {"rust", "c", "c++", "go", "python", "nodejs"}
		
		' get whats in array1 but not in array2
		
        Dim result = array1.Except(array2)
		
        Console.WriteLine(String.Join(" ", result))
    End Sub
End Class



' run:
'
' c# java vb
'

 

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