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Add ERC721 import in tutorial

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Francisco Giordano
2021-12-16 18:29:18 -03:00
parent d95cdaae8e
commit 0550d13aee
1 changed files with 2 additions and 1 deletions
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docs/modules/ROOT/pages/erc721.adoc
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@ -16,10 +16,11 @@ Here's what a contract for tokenized items might look like:
// SPDX-License-Identifier: MIT // SPDX-License-Identifier: MIT
pragma solidity ^0.8.0; pragma solidity ^0.8.0;
import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/token/ERC721/extensions/ERC721URIStorage.sol"; import "@openzeppelin/contracts/token/ERC721/extensions/ERC721URIStorage.sol";
import "@openzeppelin/contracts/utils/Counters.sol"; import "@openzeppelin/contracts/utils/Counters.sol";
contract GameItem is ERC721URIStorage { contract GameItem is ERC721, ERC721URIStorage {
using Counters for Counters.Counter; using Counters for Counters.Counter;
Counters.Counter private _tokenIds; Counters.Counter private _tokenIds;