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Sending Specific Tokens from MetaMask: A Step-by-Step Guide
MetaMask is a popular cryptocurrency wallet that allows users to interact with the Ethereum blockchain. In this article, we’ll show you how to send specific tokens from your Metamask wallet to another wallet programmatically.
Prerequisites
- You have a MetaMask wallet installed on your computer or mobile device.
- You have two ERC20 tokens in your Metamask wallet, say TOKEN_1 and TOKEN_2.
- The recipient wallet has the necessary permissions to receive Tokens.
Step 1: Get the Token Addresses
To send specific tokens from your Metamask wallet, you need to get their addresses. Here’s how:
- Open MetaMask on your computer or mobile device.
- Navigate to the “Wallet” > “Exchange” tab and click on the “Token List” button.
- Find the two ERC20 tokens you want to send in the list of available tokens.
- Click on each token’s address in the list. This will open a new tab with the token’s details, including its contract address.
Step 2: Send Tokens using RPC
To send specific tokens from your Metamask wallet to another wallet programmatically, you need to use Web3’s RPC (Remote Procedure Call) functionality. Here’s how:
- Make sure you have a MetaMask extension installed on your browser.
- Go back to the “Token List” tab in MetaMask and select the two tokens you want to send.
- Click on the “Send” button next to each token. This will open a new window with the recipient wallet’s details.
Step 3: Enter Recipient Wallet Information
In the “Send” window, enter the following information for the recipient wallet:
- Contract address
- Private key (or account address)
- Gas limit (optional)
Step 4: Confirm Sending Tokens
Once you’ve entered the necessary information, click on the “Confirm” button to send the tokens.
Example Code
Here’s an example code snippet in JavaScript that demonstrates how to send specific tokens from your Metamask wallet to another wallet:
const MetaMask = require('metamask');
// Replace with your own private key and contract address
const privateKey = '0x...';
const recipientContractAddress = '0x...';
const metaMask = new MetaMask({
extension: true,
accounts: [privateKey],
});
metaMask.on('connect', () => {
const tokenAddresses = ['0x...', '0x...'];
tokenAddresses.forEach((tokenAddress) => {
// Send TOKEN_1 to the recipient wallet
metaMask.send({ to: recipientContractAddress, tokens: [tokenAddress] });
});
});
metaMask.on('connect', () => {
const tokenAddresses = ['0x...', '0x...'];
tokenAddresses.forEach((tokenAddress) => {
// Send TOKEN_2 to the recipient wallet
metaMask.send({ to: recipientContractAddress, tokens: [tokenAddress] });
});
});
This code snippet demonstrates how to send specific tokens from your Metamask wallet to another wallet using RPC. You’ll need to replace privateKey and recipientContractAddress with your own private key and contract address.
Conclusion
Sending specific tokens from MetaMask is a straightforward process that requires minimal setup. By following the steps outlined in this article, you can easily send ERC20 tokens between wallets programmatically using Web3’s RPC functionality. Happy coding!
