github.com/gotd/td/tg.UpdateFolderPeersArray.Retain (method)

one use

	github.com/gotd/td/tg (current package)
		tl_update_slices_gen.go#L6302: func (s UpdateFolderPeersArray) Retain(keep func(x UpdateFolderPeers) bool) UpdateFolderPeersArray {