ERC721HolderUpgradeable

Inherits: Initializable, IERC721Receiver

Implementation of the {IERC721Receiver} interface. Accepts all token transfers. Make sure the contract is able to use its token with {IERC721-safeTransferFrom}, {IERC721-approve} or {IERC721-setApprovalForAll}.

Functions

__ERC721Holder_init

function __ERC721Holder_init() internal onlyInitializing;

__ERC721Holder_init_unchained

function __ERC721Holder_init_unchained() internal onlyInitializing;

onERC721Received

See IERC721Receiver-onERC721Received. Always returns IERC721Receiver.onERC721Received.selector.

function onERC721Received(address, address, uint256, bytes memory) public virtual returns (bytes4);