UICollectionView how to deselect all

Question

I have a FollowVC and FollowCell Setup with collection View. I can display all the datas correctly into my uIcollection view cell using the following code with no problem.

Answer 1

This answer may be useful in swift 4.2

 let selectedItems = followCollectionView.indexPathsForSelectedItems

 for (value in selectedItems) {
     followCollectionView.deselectItemAtIndexPath(value, animated:true)
     if let cell = followCollectionView.cellForItemAtIndexPath(value) as? FollowCell {
        cell.checkImg.hidden = true
     }
 }