IERC 2981

Interface for the NFT Royalty Standard

Methods

royaltyInfo

function royaltyInfo(uint256 tokenId, uint256 salePrice) external view returns (address receiver, uint256 royaltyAmount)

Called with the sale price to determine how much royalty is owed and to whom.

Parameters

Name	Type	Description
tokenId	uint256	- the NFT asset queried for royalty information
salePrice	uint256	- the sale price of the NFT asset specified by tokenId

Returns

Name	Type	Description
receiver	address	- address of who should be sent the royalty payment
royaltyAmount	uint256	- the royalty payment amount for salePrice

supportsInterface

function supportsInterface(bytes4 interfaceId) external view returns (bool)

Returns true if this contract implements the interface defined by interfaceId. See the corresponding https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] to learn more about how these ids are created. This function call must use less than 30 000 gas.

Parameters

Name	Type	Description
interfaceId	bytes4	undefined

Returns

Name	Type	Description
_0	bool	undefined