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solidity | ERC2981 版税
source link: https://benpaodewoniu.github.io/2023/02/24/solidity71/
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ERC2981 版税
姑苏城外一茅屋,万树梅花月满天
ERC2981
是版税合约。
ERC2981
正在将版税机制,在发行阶段嵌入到资产中,即当每次该 NFT 进行转账交易时,都将在交易额中扣除部分版税(可以按照固定、衰减、动态等方式对版税进行自定义),这意味着创作者获得版税,将不再依赖于 NFT 交易平台,并进一步帮助 NFT
创作者们增加收入的管道。
import "@openzeppelin/contracts/token/common/ERC2981.sol";
其定义了一种数据结构
struct RoyaltyInfo {
address receiver; // 版税获得者
uint96 royaltyFraction; // 版税抽成比,默认是 royaltyFraction / 10000
}
其主要有几个方法
royaltyInfo
- 获取版税信息
_setDefaultRoyalty
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