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

one use

	github.com/gotd/td/tg (current package)
		tl_channel_participant_slices_gen.go#L313: func (s ChannelParticipantSelfArray) Retain(keep func(x ChannelParticipantSelf) bool) ChannelParticipantSelfArray {