@ethereum-js/multicall

@ethereum-js/multicall is a lightweight library for interacting with the Multicall3 smart contract using both ethers v5 and v6.

Installation

npm:

$ npm install @ethereum-js/multicall

yarn:

$ yarn add @ethereum-js/multicall

Example

ESM

import { RPCs } from "@dapp-builder/rpcs"
import { ethers } from "ethers"
import { Multicall } from "..";

(async () => {
  const provider = new ethers.JsonRpcProvider(await RPCs.getRPC(56))

  const multicall = new Multicall({
    provider: provider,
  });

  const result = await multicall.call([{
    abi: [{
      constant: true,
      inputs: [],
      name: "decimals",
      outputs: [{ internalType: "uint8", name: "", type: "uint8" }],
      payable: false,
      stateMutability: "view",
      type: "function",
    }],
    contractAddress: '0xe9e7CEA3DedcA5984780Bafc599bD69ADd087D56',
    method: 'decimals',
    parameters: []
  }])

  console.log(result)
})()

CJS

const { Multicall } = require("@ethereum-js/multicall");
const { JsonRpcProvider } = require("ethers");
const { RPCs } = require("@dapp-builder/rpcs");
(async () => {
  const provider = new JsonRpcProvider(await RPCs.getRPC(56));

  const multicall = new Multicall({
    provider,
  });

  const result = await multicall.call([
    {
      abi: [
        {
          constant: true,
          inputs: [],
          name: "decimals",
          outputs: [{ internalType: "uint8", name: "", type: "uint8" }],
          payable: false,
          stateMutability: "view",
          type: "function",
        },
      ],
      contractAddress: "0xe9e7CEA3DedcA5984780Bafc599bD69ADd087D56",
      method: "decimals",
      parameters: [],
    },
  ]);

  console.log(result)
})();

Supports

The below networks are supported by default.

| Chain | Chain ID | | ----------------------- | ---------- | | Mainnet | 1 | | Kovan | 3 | | Rinkeby | 4 | | Görli | 5 | | Ropsten | 10 | | Sepolia | 42 | | Optimism | 137 | | Optimism Kovan | 69 | | Optimism Görli | 100 | | Arbitrum | 420 | | Arbitrum Görli | 42161 | | Arbitrum Rinkeby | 421611 | | Polygon | 421613 | | Mumbai | 80001 | | Gnosis Chain (xDai) | 11155111 | | Avalanche | 43114 | | Avalanche Fuji | 43113 | | Fantom Testnet | 4002 | | Fantom Opera | 250 | | BNB Smart Chain | 56 | | BNB Smart Chain Testnet | 97 | | Moonbeam | 1284 | | Moonriver | 1285 | | Moonbase Alpha Testnet | 1287 | | Harmony | 1666600000 | | Cronos | 25 | | Fuse | 122 | | Songbird Canary Network | 19 | | Coston Testnet | 16 | | Boba | 288 | | Aurora | 1313161554 | | Astar | 592 | | OKC | 66 | | Heco Chain | 128 | | Metis | 1088 | | RSK | 30 | | RSK Testnet | 31 | | Evmos | 9001 | | Evmos Testnet | 9000 | | Thundercore | 108 | | Thundercore Testnet | 18 | | Oasis | 26863 | | Celo | 42220 | | Godwoken | 71402 | | Godwoken Testnet | 71401 | | Klatyn | 8217 | | Milkomeda | 2001 | | KCC | 321 | | Etherlite | 111 | | Linea Testnet | 59140 |

Issues

Please raise any issues in the below link.

https://github.com/ethereum-js/multicall/issues

Social Network

Github

https://github.com/ethereum-js

Discord

Coming soon

Telegram

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