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useChainId

Hook for retrieving the chain ID of the network the user is connected to.

import { useChainId } from "@thirdweb-dev/react";

Usage​

import { useChainId } from "@thirdweb-dev/react";

function App() {
  const chainId = useChainId();

  return <div>{chainId}</div>;
}

Return value​

number | undefined;

A number representing the current chain id.

Returns undefined if the chain id could not be found.