how to realize function of undo in datagridview?

hi

   i have a  datagridview, i'd like to ask,is there some function that if user click the button then he can be back to the last modification?(for example, delete a row or modify the cell value)

   i tried dataGridView.CancelEdit()but it seems doesnt work

   any help will be appreciated

  thank u very much

best regards

martin