Parameters:
from - (optional) String of the address the transaction is sent from.
to - String of the address the transaction is directed to.
gas - (optional) Integer of the gas provided for the transaction execution.
gasPrice - (optional) Integer of the gasPrice used for each paid gas encoded as a hexadecimal.
value - (optional) Integer of the value sent with this transaction encoded as a hexadecimal.
data - (optional) String of the hash of the method signature and encoded parameters, see the Ethereum Contract ABI.
Returns:
Code Examples:
require 'ethereum.rb' require 'json' abi = JSON.load '[{"constant":true,"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"}]' client = Ethereum::HttpClient.new('http://sample-endpoint-name.network.quiknode.pro/token-goes-here/') contract = Ethereum::Contract.create(client: client, name: "Dai", address: "0x6B175474E89094C44Da98b954EedeAC495271d0F", abi: abi) contract.gas_limit = 25_000_000 contract.gas_price = 100_000_000_000 response = contract.call.balance_of('0x6E0d01A76C3Cf4288372a29124A26D4353EE51BE') puts response
from web3 import Web3, HTTPProvider w3 = Web3(HTTPProvider('http://sample-endpoint-name.network.quiknode.pro/token-goes-here/')) abi = '[{"constant":true,"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"}]' myContract = w3.eth.contract(address="0x6B175474E89094C44Da98b954EedeAC495271d0F", abi=abi) response = myContract.functions.balanceOf("0x6E0d01A76C3Cf4288372a29124A26D4353EE51BE").call() print(response)
curl http://sample-endpoint-name.network.quiknode.pro/token-goes-here/ \ -X POST \ -H "Content-Type: application/json" \ --data '{"method":"eth_call","params":[{"from":null,"to":"0x6b175474e89094c44da98b954eedeac495271d0f","data":"0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"}, "latest"],"id":1,"jsonrpc":"2.0"}'
const ethers = require("ethers"); (async () => { const abi = [ { constant: true, inputs: [{ internalType: "address", name: "", type: "address" }], name: "balanceOf", outputs: [{ internalType: "uint256", name: "", type: "uint256" }], payable: false, stateMutability: "view", type: "function", }, ]; const provider = new ethers.providers.JsonRpcProvider("http://sample-endpoint-name.network.quiknode.pro/token-goes-here/"); const contract = new ethers.Contract( "0x6B175474E89094C44Da98b954EedeAC495271d0F", abi, provider ); const response = await contract.functions.balanceOf( "0x6E0d01A76C3Cf4288372a29124A26D4353EE51BE" ); console.log(response); })();