import { subscribeNewHeads } from "https://deno.land/x/polkadot@0.2.38/api-derive/chain/subscribeNewHeads.ts";
Examples
api.derive.chain.subscribeNewHeads((header) => {
console.log(`block #${header.number} was authored by ${header.author}`);
});
Parameters
api: DeriveApi
Returns
() => Observable<HeaderExtended>
A header with the current header (including extracted author)