eth_getCode

Returns code at a given address.

Parameters

1. DATA, 20 Bytes - address

2. QUANTITY|TAG - integer block number, or the string "latest", "earliest" or "pending", see the default block parameter

Returns

DATA - the code from the given address.

Example

NOTE: In this example we are using public Ethereum endpoint. Ideally, for your own projects, you should use your own endpoint, which you can generate for free by connecting to your wallet here.

ethers

Query

NOTE: ethers used below is a well-known web3 library, check it out here.

import { ethers } from 'ethers';

const provider =
  new ethers
    .providers
    .JsonRpcProvider("https://www.noderpc.xyz/rpc-mainnet/public")

provider.send('eth_getCode', ["0x5B56438000bAc5ed2c6E0c1EcFF4354aBfFaf889", "latest"]).then((result) => {
  console.log(result);
});

Result

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