Created
July 3, 2021 01:19
-
-
Save zurgl/abca3e9883588f405abb1bec15bcb89e to your computer and use it in GitHub Desktop.
solana js examples
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
const web3 = require('@solana/web3.js'); | |
const splToken = require('@solana/spl-token'); | |
(async () => { | |
//create connection to devnet | |
const connection = new web3.Connection(web3.clusterApiUrl("devnet")); | |
//generate keypair and airdrop 1000000000 Lamports (1 SOL) | |
const myKeypair = web3.Keypair.generate(); | |
await connection.requestAirdrop(myKeypair.publicKey, 1000000000); | |
console.log('solana public address: ' + myKeypair.publicKey.toBase58()); | |
//set timeout to account for airdrop finalization | |
let mint; | |
var myToken | |
setTimeout(async function(){ | |
//create mint | |
mint = await splToken.Token.createMint(connection, myKeypair, myKeypair.publicKey, null, 9, splToken.TOKEN_PROGRAM_ID) | |
console.log('mint public address: ' + mint.publicKey.toBase58()); | |
//get the token accont of this solana address, if it does not exist, create it | |
myToken = await mint.getOrCreateAssociatedAccountInfo( | |
myKeypair.publicKey | |
) | |
console.log('token public address: ' + myToken.address.toBase58()); | |
//minting 100 new tokens to the token address we just created | |
await mint.mintTo(myToken.address, myKeypair.publicKey, [], 1000000000); | |
console.log('done'); | |
}, 20000); | |
})(); |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
var web3 = require("@solana/web3.js"); | |
(async () => { | |
// Connect to cluster | |
var connection = new web3.Connection(web3.clusterApiUrl("devnet")); | |
// Construct a `Keypair` from secret key | |
var from = web3.Keypair.generate(); | |
await connection.requestAirdrop(from.publicKey, 1000000000); | |
// Generate a new random public key | |
var to = web3.Keypair.generate(); | |
await connection.requestAirdrop(to.publicKey, 1000000000); | |
//waiting 1000 miliseconds to make the the airdrop transactions are complete | |
setTimeout(async function(){ | |
// Add transfer instruction to transaction | |
var transaction = new web3.Transaction().add( | |
web3.SystemProgram.transfer({ | |
fromPubkey: from.publicKey, | |
toPubkey: to.publicKey, | |
lamports: web3.LAMPORTS_PER_SOL / 100, | |
}) | |
); | |
// Sign transaction, broadcast, and confirm | |
var signature = await web3.sendAndConfirmTransaction( | |
connection, | |
transaction, | |
[from], | |
{commitment: 'confirmed'} | |
); | |
console.log("SIGNATURE", signature); | |
console.log("SUCCESS"); | |
}, 1000); | |
})(); |
i have one wallet key(public key) and i want to send 1 sol to another walletkey. so how to write code?
var transaction = new web3.Transaction().add(
web3.SystemProgram.transfer({
fromPubkey: from.publicKey,
toPubkey: to.publicKey,//i want to put here my own wallet key so how to write code ?is there any syntax for this?
lamports: web3.LAMPORTS_PER_SOL / 100,
})
);
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
How to get List of other tokens in the same wallet address (minted)