OK I have done it like this
' All items selected in a listbox in the form of
ListBox.SelectedObjectCollection
Dim selectedItemsValues As ListBox.SelectedObjectCollection
' All items selected in a listbox
selectedItemsValues = listFileExtensions.SelectedItems
' Count all selected items
Dim selectedItemsCount As Integer = selectedItemsValues.Count
'Dim listItems As String
Dim ii As Integer
For ii = 0 To selectedItemsCount - 1
MsgBox(selectedItemsValues(ii))
Next
MsgBox will display all selected values from ListBox
Thanks,
Yogesh