How to check if a contract is an ERC721/ERC1155/ERC20 contract
In this guide, we will explore how to determine if a contract is either ERC721, ERC1155, or ERC20 using the thirdweb SDK.
FOR ERC721
import { isERC721 } from "thirdweb/extensions/erc721";
const result = await isERC721({ contract }); // booleanFOR ERC1155
import { isERC1155 } from "thirdweb/extensions/erc1155";
const result = await isERC1155({ contract }); // booleanFOR ERC721
import { isERC20 } from "thirdweb/extensions/erc20";
const result = await isERC20({ contract }); // booleanCan’t get this working? If you’ve followed the above and still have issues, contact our support team for help.
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