Adds the specified item to the collection. If undo is enabled, the item is added through a command. Otherwise, the item is added directly.
Namespace: com.mindfusion.spreadsheetPackage: com.mindfusion.spreadsheet
protected void trackAdd ( int index, T item)
UndoableCollection(T) MembersUndoableCollection(T) Classcom.mindfusion.spreadsheet Namespace