Fill ComboBox from ArrayList VB.Net
'Dim data as ArrayList = new ArrayList ' data is 2d arraylist ' cmbMain is ComboBox Dim choices = New Dictionary(Of String, String)() For i As Integer = 0 To data.Count - 1 choices(data.Item(i).Item(0)) = data.Item(i).Item(1) Next cmbMain.DataSource = New BindingSource(choices, Nothing) cmbMain.DisplayMember = "Value" cmbMain.ValueMember = "Key"