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Ethereum Provider Development Tutorials, Guides & Insights

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Tutorial

Sending Transactions and Interacting with Smart Contracts Using Infura and Ethers.js

If everything is set up correctly, the script will output the token balance of the specified wallet.

Token Balance: 1000000000000000000

Oct 24, 2024
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Tutorial

Getting Wallet Balance Using Ethers.js in Node.js 

const ethers = require('ethers');

// Replace this with your Ethereum wallet's private key or mnemonic phrase
const privateKey = 'YOUR_PRIVATE_KEY_OR_MNEMONIC';

// Replace this with your Infura Project ID
const infuraProvider = new ethers.JsonRpcProvider('https://mainnet.infura.io/v3/YOUR_INFURA_PROJECT_ID');

// Create a wallet instance using your private key and connect it to the Infura provider
const wallet = new ethers.Wallet(privateKey, infuraProvider);

// Function to get the balance of the wallet
async function getWalletBalance() {
    // Get the wallet's balance in wei
    const balanceInWei = await wallet.getBalance();

    // Convert the balance from wei to Ether for readability
    const balanceInEther = ethers.utils.formatEther(balanceInWei);

    // Log the results
    console.log(`Wallet Address: ${wallet.address}`);
    console.log(`Wallet Balance: ${balanceInEther} ETH`);
}

// Execute the function
getWalletBalance();

If you don't want to use Infura, you can connect to a public Ethereum node:

Oct 24, 2024
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