ERC721Burnable

ERC721Burnable

Git Source

Inherits: ERC721

ERC721 Token that can be burned (destroyed).

Functions

burn

Burns a specific token.

The caller must own tokenId or be an approved operator.

function burn(uint256 _tokenId) external;

Parameters

Name	Type	Description
_tokenId	uint256	The token ID to burn.

ERC721Enumerable

Git Source

Inherits: ERC721

*This implements an optional extension of {ERC721} * defined in the EIP that adds enumerability of all * the token ids in the contract as well as all token * ids owned by each account. **

Note: security-contact: [email protected] *

Functions

tokenOfOwnerByIndex

Returns the token ID owned by _owner at a given index.

Throws if _owner is not the owner of the token at _index.

function tokenOfOwnerByIndex(address _owner, uint256 _index) external view returns (uint256);

Parameters

Name	Type	Description
_owner	address	The owner of the tokens.
_index	uint256	The index to query.

Returns

Name	Type	Description
<none>	uint256	The token ID owned by _owner at _index.

totalSupply

Returns the total supply of tokens.

A count of valid NFTs tracked by this contract, where each one of them has an assigned and queryable owner not equal to the zero address.

function totalSupply() external view returns (uint256);

Returns

Name	Type	Description
<none>	uint256	The total supply of tokens.

tokenByIndex

Returns the token ID at a given index.

Throws if _index >= totalSupply().

function tokenByIndex(uint256 _index) external view returns (uint256);

Parameters

Name	Type	Description
_index	uint256	A counter less than totalSupply().

Returns

Name	Type	Description
<none>	uint256	The token identifier for the _indexth NFT, (sort order not specified).

ERC721Metadata_URI_autoIncrementID

Git Source

Inherits: ERC721, Metadata

ERC721 token with storage based token URI management.

State Variables

_deployedContract

address of the contract containing the code for the generative art (P5.js or similar)

address private _deployedContract;

Functions

tokenURI

Returns the URI for token type tokenId.

Throws if _exists(tokenId) is not true.

function tokenURI(uint256 _tokenId) external view returns (string memory);

Parameters

Name	Type	Description
_tokenId	uint256	The token ID to query.

Returns

Name	Type	Description
<none>	string	The URI of the token.

_setBaseURI

Sets the base URI and the deployed contract address.

Child contract MAY require access control to the external function implementation.

function _setBaseURI(string memory baseURI_, address deployedContract_) internal;

Parameters

Name	Type	Description
baseURI_	string	The new base URI.
deployedContract_	address	The address of the deployed contract, set to address(0) if not applicable to baseURI, see tokenURI().