eth_newBlockFilter

Creates a filter in the node, to notify when a new block arrives. To check if the state has changed, call eth_getFilterChanges.

Parameters

None

Returns

QUANTITY - A filter id.

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")

const fetchLogs = async ()=> {
  const filterId = await provider.send("eth_newBlockFilter");
  const logs = await provider.send("eth_getFilterChanges", [filterId]);
  console.log(logs);
}
fetchLogs();

Result

[]