Here’s a short tutorial to get you started with Gun.js:
- Install Gun.js: You can install Gun.js using npm or by downloading it from the Gun.js website. Once you have it installed, you can include it in your project using a script tag or by importing it into your JavaScript file.
- Create a Gun instance: To use Gun.js, you first need to create a Gun instance. This can be done with a simple one-liner:
scssCopy codeconst gun = Gun();
This creates a new Gun instance that you can use to store and retrieve data.
- Store data: Once you have a Gun instance, you can store data in it using the
.get()method. For example, to store a message, you can do:
csharpCopy codegun.get('messages').set({text: 'Hello, world!'});
This stores a message with the text “Hello, world!” in the messages node of your Gun instance.
- Retrieve data: You can retrieve data from your Gun instance using the
.get()method. For example, to retrieve the message you just stored, you can do:
javascriptCopy codegun.get('messages').once((data) => {
console.log(data); // {text: 'Hello, world!'}
});
This retrieves the data from the messages node of your Gun instance and logs it to the console.
- Synchronize data: One of the key features of Gun.js is its ability to synchronize data in real-time between different devices. To do this, you simply need to create a new Gun instance on another device and connect it to the same network. Any changes made to the data on one device will be automatically synchronized to the other devices.
- Use Gun.js plugins: Gun.js provides a lot of plugins and extensions that make it easy to integrate with other technologies. For example, there are plugins available for integrating with React, Vue.js, and Angular, as well as plugins for integrating with blockchain technologies.
By following this tutorial, you’ll be able to get started with Gun.js and start building real-time, decentralized applications. Its simplicity, focus on privacy and security, and flexibility make it a powerful tool for building a wide range of applications.