Imports System.Text

Module StringManipulate
#Region "Code Generator"
    Public Function CodeGen(sizer As Integer, customString As String) As String
        Dim charX As String = IIf(String.IsNullOrWhiteSpace(customString), "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz", customString).ToString
        Dim Rand As New Random
        Dim BuildMe As New StringBuilder
        Dim idx, CodeSize, charXsize As Integer
        charXsize = charX.Length
        CodeSize = sizer
        For i As Integer = 1 To CodeSize
            idx = Rand.Next(0, charXsize)
            BuildMe.Append(charX.Substring(idx, 1))
        Next
        Return BuildMe.ToString
    End Function
#End Region

#Region "Character Duplicate Remover"
    Public Function CharDupRemove(strx As String) As String
        Dim x() As Char = strx.ToCharArray
        Dim y As Generic.List(Of Char)
        y = x.Distinct.ToList

        Return String.Join("", y.ToArray)
    End Function
#End Region

#Region "ListBox Items to Array String"
    Friend Function ListBoxToArray(ListBoxer As ListBox) As String()
        Dim arr As String() = {"*"}
        If ListBoxer.Items.Count > 0 Then
            arr = New String(ListBoxer.Items.Count - 1) {}
            For i As Integer = 0 To ListBoxer.Items.Count - 1
                arr(i) = ListBoxer.Items(i).ToString
            Next
        End If
        Return arr
    End Function
#End Region

End Module