Visual Basic

'Declare control array
Dim ctrlArray(2) As Control

'Initialize control objects
For i As Integer = 0 To 2
   ctrlArray(i) = New ComboBox
Next


'Declare and initialize an array of strings
Dim textItems() As String = {"Choice 1", "Choice 2", "Choice 3", "Choice 4"}


'Add each string as an item to each combobox in control array
For Each ctrl As ComboBox In ctrlArray
   For Each text As String In textItems
      ctrl.Items.Add(text)
   Next
Next

'Declare and initialize some text items
Dim textItems() As String = {"Choice 1", "Choice 2", "Choice 3", "Choice 4"}

'Look at each control on the form
For Each ctrl as Control in formName.controls
   'If the control is a ComboBox
   If ctrl.Type Is GetType(ComboBox) then
      'Then add the text items to it.
      For Each text As String In textItems

         ctrl.Items.Add(text)
      Next
   End If
Next