qjson-db

qjson-db

Lightweight local JSON-based database for Node.js projects.

Installation

npm install qjson-db

Usage

const JSONdb = require("qjson-db");
const db = new JSONdb("./data.json");

db.set("username", "Qpla");
console.log(db.get("username")); // "Qpla"

Options

• asyncWrite — Enables asynchronous write to disk (default: false)
• syncOnWrite — Writes changes to disk immediately after modification (default: true)
• jsonSpaces — Number of spaces to use for JSON formatting (default: 4)

API

new JSONdb(filePath[, options])

Creates a new database instance.

• filePath (string) — Path to the JSON file (extension .json will be added if missing)
• options (object, optional):
  • asyncWrite (boolean)
  • syncOnWrite (boolean)
  • jsonSpaces (number)
  • stringify (function)
  • parse (function)

Methods

• init(key, value) — Initializes a key with a value if it doesn't exist.
• set(key, value) — Sets or updates a key with a value.
• get(key) — Retrieves the value by key.
• has(key) — Checks if a key exists.
• delete(key) — Deletes a key. Returns true if deleted, undefined if not found.
• deleteAll() — Deletes all keys.
• sync() — Writes current storage to disk.
• JSON([storage]) — Gets a clone of the storage or replaces storage if an object is passed.

License

MIT

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