Nft

Inherits: ERC721Enumerable, INft

Extensions to ECR-721 to support an image contract and owner enumeration.

State Variables

_nextTokenId

uint256 private _nextTokenId = 1;

Functions

constructor

constructor(string memory __name, string memory __symbol) ERC721(__name, __symbol);

_mint

Internal function to mint a new NFT and assign it to the specified address.

function _mint(address to) internal returns (uint256 tokenId);

Parameters

Returns

onlyTokenIdAuthorizedUser

Modifier to restrict access to functions to the owner of a specific NFT by its tokenId.

modifier onlyTokenIdAuthorizedUser(uint256 tokenId);

tokenOfOwnerByIndexExists

Check if an NFT exists for a given owner and index.

function tokenOfOwnerByIndexExists(address ownerToCheck, uint256 index) public view returns (bool exists);

tokenIdsOfOwner

List of tokenIds by owner.

function tokenIdsOfOwner(address owner) public view returns (uint256[] memory tokenIds);

checkAuthorized

Check if the caller has access to a specific NFT by tokenId.

function checkAuthorized(address spender, uint256 tokenId) public view returns (address owner);

_update

function _update(address to, uint256 tokenId, address auth) internal override(ERC721Enumerable) returns (address);

_increaseBalance

function _increaseBalance(address account, uint128 value) internal override(ERC721Enumerable);

name

function name() public view virtual override(INft, ERC721) returns (string memory);

symbol

function symbol() public view virtual override(INft, ERC721) returns (string memory);

supportsInterface

function supportsInterface(bytes4 interfaceId) public view override(ERC721Enumerable, IERC165) returns (bool);

tokenURI

function tokenURI(uint256 tokenId) public view virtual override(INft, ERC721) returns (string memory);

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