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Improve usage of toString

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This commit is contained in:
Nicolás Venturo
2020-04-17 11:37:58 -03:00
parent cca71ab709
commit 13e113df81
1 changed files with 2 additions and 1 deletions
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3
contracts/token/ERC721/ERC721.sol
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@ -21,6 +21,7 @@ contract ERC721 is Context, ERC165, IERC721, IERC721Metadata, IERC721Enumerable
using Address for address;
using EnumerableSet for EnumerableSet.UintSet;
using EnumerableMap for EnumerableMap.UintToAddressMap;
using Strings for uint256;
// Equals to `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))`
// which can be also obtained as `IERC721Receiver(0).onERC721Received.selector`
@ -153,7 +154,7 @@ contract ERC721 is Context, ERC165, IERC721, IERC721Metadata, IERC721Enumerable
return string(abi.encodePacked(_baseURI, _tokenURI));
}
// If there is a baseURI but no tokenURI, concatenate the tokenID to the baseURI.
return string(abi.encodePacked(_baseURI, Strings.toString(tokenId)));
return string(abi.encodePacked(_baseURI, tokenId.toString()));
}
/**