智能合约互动

2023-11-18

以下示例是关于Javascript中包含智能合约互动用法的示例代码,想了解智能合约互动的具体用法?智能合约互动怎么用?智能合约互动使用的例子?那么可以参考以下相关源代码片段来学习它的具体使用方法。

[英]:Smart Contract Interaction源码类型:Javascript
const Web3 = require('web3');
const contractAbi = [...]; // ABI (Application Binary Interface) of your smart contract
const contractAddress = '0x123...'; // Replace with your smart contract address

const web3 = new Web3(new Web3.providers.HttpProvider('https://mainnet.infura.io/v3/YOUR_INFURA_API_KEY'));
const contract = new web3.eth.Contract(contractAbi, contractAddress);

// Call a function from the smart contract
contract.methods.getSomeValue().call()
    .then(result => console.log('Smart contract result:', result))
    .catch(err => console.error('Error calling smart contract function:', err));

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