26 lines
689 B
Solidity
26 lines
689 B
Solidity
// SPDX-License-Identifier: MIT
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pragma solidity ^0.6.0;
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import "../../GSN/Context.sol";
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import "./ERC721.sol";
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/**
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* @title ERC721 Burnable Token
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* @dev ERC721 Token that can be irreversibly burned (destroyed).
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*/
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abstract contract ERC721Burnable is Context, ERC721 {
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/**
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* @dev Burns `tokenId`. See {ERC721-_burn}.
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*
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* Requirements:
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*
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* - The caller must own `tokenId` or be an approved operator.
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*/
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function burn(uint256 tokenId) public virtual {
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//solhint-disable-next-line max-line-length
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require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721Burnable: caller is not owner nor approved");
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_burn(tokenId);
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}
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}
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