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

one use

	github.com/gotd/td/tg (current package)
		tl_lang_pack_string_slices_gen.go#L342: func (s LangPackStringDeletedArray) Retain(keep func(x LangPackStringDeleted) bool) LangPackStringDeletedArray {