Imports System
Imports System.Linq
Public Class Program
Public Shared Sub Main()
Dim arr As Integer() = {5, 9, 0, 7, 3, 2, 6}
Dim s As String = arr.Select(Function(n) n.ToString()).Aggregate(Function(i, j) i & "," + j)
Console.WriteLine(s)
End Sub
End Class
' run:
'
' 5,9,0,7,3,2,6
'