import {Level} from "level" const db = new Level(process.env["level_db_path"], {valueEncoding: 'json'}); async function getGroupNotify() { let keys = await db.keys().all(); let result = [] for (const key of keys) { // console.log(key) if (key.startsWith("group_notify_")) { result.push(key) } } return result } getGroupNotify().then(console.log)