Created
April 17, 2023 21:40
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// Import the required libraries | |
const Web3 = require('web3'); | |
// Create a new instance of the Web3 provider | |
const web3 = new Web3('https://bellecour.iex.ec'); | |
// Define the address of the smart contract and the ABI | |
const contractAddress = '0xF31A125fb44E0c2dca45c2665F272e9fc09f92AE'; | |
const contractAbi = [ | |
{ | |
"anonymous": false, | |
"inputs": [ | |
{ | |
"indexed": false, | |
"internalType": "string", | |
"name": "_data", | |
"type": "string" | |
} | |
], | |
"name": "DataStored", | |
"type": "event" | |
}, | |
{ | |
"inputs": [ | |
{ | |
"internalType": "string", | |
"name": "_data", | |
"type": "string" | |
} | |
], | |
"name": "StoreInLogs", | |
"outputs": [], | |
"stateMutability": "nonpayable", | |
"type": "function" | |
} | |
]; | |
// Create a new instance of the smart contract object | |
const contract = new web3.eth.Contract(contractAbi, contractAddress); | |
// Define the function to be called and its arguments | |
const functionName = 'StoreInLogs'; | |
const functionArgs = ["count-5"]; | |
// Create a new account object using your private key | |
const privateKey = '0x0123456789012345678901234567890123456789012345678901234567890123'; // replace with your private key | |
const account = web3.eth.accounts.wallet.add(privateKey); | |
// Send the transaction to the smart contract | |
contract.methods[functionName](...functionArgs).send({ | |
from: account.address, // use the address of the newly created account | |
gas: 100000, // the maximum amount of gas to be used for the transaction | |
}) | |
.then((receipt) => { | |
console.log('Transaction receipt:', receipt); | |
}) | |
.catch((error) => { | |
console.error('Error:', error); | |
}); |
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