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

one use

	github.com/gotd/td/tg (current package)
		tl_channel_admin_log_event_action_slices_gen.go#L1216: func (s ChannelAdminLogEventActionUpdatePinnedArray) Retain(keep func(x ChannelAdminLogEventActionUpdatePinned) bool) ChannelAdminLogEventActionUpdatePinnedArray {