public static function sAdd($key, $value) { $data = FileHandler::getFileContent(self::DATA_FILE()); if ($data) { $dataarray = json_decode($data, true); } else { echo '读取data.dat文件失败'; exit; } $dataarray[$key][] = $value; $dataarray[$key] = array_unique($dataarray[$key]); FileHandler::putFileContent(self::DATA_FILE(), json_encode($dataarray)); return true; }