vb Code:
  1. dim items as new list(of listviewitem)
  2.  
  3. for x as integer = 1 to 100
  4.     Dim str As String = "TEST" & x.tostring
  5.     Dim itm As ListViewItem
  6.     itm = New ListViewItem(str)
  7.     itm.ImageIndex = 1
  8.     items.add(itm)
  9. next
  10.  
  11. ListView1.Items.Addrange(items.toarray)