4.2 KiB
Solana JavaScript API
This is the Solana Javascript API built on the Solana JSON RPC API
Installation
Yarn
$ yarn add @solana/web3.js
npm
$ npm install --save @solana/web3.js
Browser bundle
<script src="https://github.com/solana-labs/solana-web3.js/releases/download/v0.0.6/solanaWeb3.min.js"></script>
BPF program development
clang-7.0 must be installed to build BPF programs, such as
examples/bpf-c-noop/. See bpf-sdk/README.md for installation details
Usage
Javascript
const solanaWeb3 = require('@solana/web3.js');
console.log(solanaWeb3);
ES6
import solanaWeb3 from '@solana/web3.js';
console.log(solanaWeb3);
Browser bundle
// `solanaWeb3` is provided in the global namespace by the `solanaWeb3.min.js` script bundle.
console.log(solanaWeb3);
Local Network
The solana-localnet program is provided to easily start a test Solana network
locally on your machine. Docker must be installed. The JSON RPC endpoint of
the local network is http://localhost:8899.
To start, first fetch the latest Docker image by running:
$ npx solana-localnet update
Then run the following command to start the network
$ npx solana-localnet up
While the network is running logs are available with:
$ npx solana-localnet logs -f
Stop the network with:
$ npx solana-localnet down
Flow
A Flow library definition is provided at module.flow.js. Add the following line under the [libs] section of your project's .flowconfig to activate it:
[libs]
node_modules/@solana/web3.js/module.flow.js
Examples
See the examples/ directory for small snippets.
Standalone examples:
- Web wallet: https://github.com/solana-labs/example-webwallet
- Tic-tac-toe: https://github.com/solana-labs/example-tictactoe
Releases
Releases are available on Github and npmjs.com
Each Github release features a tarball containing API documentation and a minified version of the module suitable for direct use in a browser environment (<script> tag)