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

one use

	github.com/gotd/td/tg (current package)
		tl_messages_sticker_set_install_result_slices_gen.go#L57: func (s MessagesStickerSetInstallResultClassArray) Retain(keep func(x MessagesStickerSetInstallResultClass) bool) MessagesStickerSetInstallResultClassArray {