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- // SPDX-License-Identifier: MIT
- // OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/extensions/ERC721Burnable.sol)
- pragma solidity ^0.8.19;
- import "../ERC721.sol";
- import "../../../utils/Context.sol";
- /**
- * @title ERC721 Burnable Token
- * @dev ERC721 Token that can be burned (destroyed).
- */
- abstract contract ERC721Burnable is Context, ERC721 {
- /**
- * @dev Burns `tokenId`. See {ERC721-_burn}.
- *
- * Requirements:
- *
- * - The caller must own `tokenId` or be an approved operator.
- */
- function burn(uint256 tokenId) public virtual {
- if (!_isApprovedOrOwner(_msgSender(), tokenId)) {
- revert ERC721InsufficientApproval(_msgSender(), tokenId);
- }
- _burn(tokenId);
- }
- }
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