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

one use

	github.com/gotd/td/tg (current package)
		tl_input_secure_file_slices_gen.go#L215: func (s InputSecureFileUploadedArray) Retain(keep func(x InputSecureFileUploaded) bool) InputSecureFileUploadedArray {