image_path = $image_path == "" ? null : $image_path; } public function has_image_path() : bool { return $this->image_path != null; } public function get_image_path() : string { return $this->image_path != null ? $this->image_path : "null"; } //Set and get message public function set_message(string $message){ $this->message = $message == "" ? null : $message; } public function has_message() : bool { return $this->message != null; } public function get_message() : string { return $this->message != null ? $this->message : "null"; } }