viem

[!重要] Viem 正在参与 Gitcoin Grants 第21轮。请考虑<a href="https://explorer.gitcoin.co/#/round/42161/389/73">支持该项目</a>。非常感谢。🙏

<a href="https://viem.sh"> <picture> <source media="(prefers-color-scheme: dark)" srcset="https://raw.githubusercontent.com/wevm/viem/main/.github/gh-logo-dark.svg"> <img alt="viem 标志" src="https://yellow-cdn.veclightyear.com/835a84d5/645aa794-14c3-425a-901d-35c202ca51cb.svg" width="auto" height="60"> </picture> </a> 以太坊的TypeScript接口 <a href="https://www.npmjs.com/package/viem"> <picture> <source media="(prefers-color-scheme: dark)" srcset="https://img.shields.io/npm/v/viem?colorA=21262d&colorB=21262d&style=flat"> <img src="https://img.shields.io/npm/v/viem?colorA=f6f8fa&colorB=f6f8fa&style=flat" alt="版本"> </picture> </a> <a href="https://app.codecov.io/gh/wevm/viem"> <picture> <source media="(prefers-color-scheme: dark)" srcset="https://img.shields.io/codecov/c/github/wevm/viem?colorA=21262d&colorB=21262d&style=flat"> <img src="https://img.shields.io/codecov/c/github/wevm/viem?colorA=f6f8fa&colorB=f6f8fa&style=flat" alt="代码覆盖率"> </picture> </a> <a href="https://github.com/wevm/viem/blob/main/LICENSE"> <picture> <source media="(prefers-color-scheme: dark)" srcset="https://img.shields.io/npm/l/viem?colorA=21262d&colorB=21262d&style=flat"> <img src="https://img.shields.io/npm/l/viem?colorA=f6f8fa&colorB=f6f8fa&style=flat" alt="MIT 许可证"> </picture> </a> <a href="https://www.npmjs.com/package/viem"> <picture> <source media="(prefers-color-scheme: dark)" srcset="https://img.shields.io/npm/dm/viem?colorA=21262d&colorB=21262d&style=flat"> <img src="https://img.shields.io/npm/dm/viem?colorA=f6f8fa&colorB=f6f8fa&style=flat" alt="每月下载量"> </picture> </a> <a href="https://bestofjs.org/projects/viem"> <picture> <source media="(prefers-color-scheme: dark)" srcset="https://img.shields.io/endpoint?colorA=21262d&colorB=21262d&style=flat&url=https://bestofjs-serverless.now.sh/api/project-badge?fullName=wevm%2Fviem%26since=daily"> <img src="https://img.shields.io/endpoint?colorA=f6f8fa&colorB=f6f8fa&style=flat&url=https://bestofjs-serverless.now.sh/api/project-badge?fullName=wevm%2Fviem%26since=daily" alt="Best of JS"> </picture> </a>

特性

对JSON-RPC API的抽象，使您的工作更加轻松
与智能合约交互的一流API
与官方以太坊术语紧密对齐的语言
导入您的浏览器扩展、WalletConnect或私钥钱包
使用浏览器原生的BigInt，而不是大型BigNumber库
用于处理ABI的实用工具（编码/解码/检查）
TypeScript就绪（从ABI和EIP-712类型化数据推断类型）
对Anvil、Hardhat和Ganache的一流支持
在分叉的以太坊网络上运行的测试套件

... 以及更多功能。

概述

// 1. 导入模块。
import { createPublicClient, http } from 'viem';
import { mainnet } from 'viem/chains';

// 2. 使用所需的链和传输设置您的客户端。
const client = createPublicClient({
  chain: mainnet,
  transport: http(),
});

// 3. 调用一个操作！
const blockNumber = await client.getBlockNumber();