gistfile1.txt

func collectionView(collectionView: UICollectionView, cellForItemAtIndexPath indexPath:NSIndexPath)->UICollectionViewCell
{
   var  cell = collectionView.dequeueReusableCellWithReuseIdentifier("CELL", forIndexPath: indexPath) as CollectionCell

   //using titleLabel as an example
   if (_cell.titleLabel != nil) {
	print("cell being reused")
   } else {
   	// ....
   	
    	cell.titleLabel.text="cellText"
    }
    return cell
}