ERC-721
Overview
Max Total Supply
1,590 NVLPE
Holders
1,008
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
1 NVLPELoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
Airdrop
Compiler Version
v0.8.4+commit.c7e474f2
Optimization Enabled:
Yes with 500 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: ISC pragma solidity ^0.8.4; import "erc721a/contracts/ERC721A.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/utils/Counters.sol"; contract Airdrop is ERC721A, Ownable { using Counters for Counters.Counter; /* No proxy used in this contract as per the client's request */ constructor(string memory _name, string memory _symbol, string memory baseTokenURI, uint32 maxTokenSupply) ERC721A(_name, _symbol) { _baseTokenURI = baseTokenURI; _maxSupply = maxTokenSupply; _contractFrozen = false; contractURIInput = "/contract"; /*increment to start the tokenid at 1*/ _tokenIdTracker.increment(); } /* Variables needed to initailize contract */ string private _baseTokenURI; /* input param to adjust contract URI*/ string private contractURIInput; /* to avoid adding the tokenId as a param in the airdrop and lower gas. */ Counters.Counter public _tokenIdTracker; /* Set for transparency reasons */ uint32 private _maxSupply; /** This starts off as false because we are able to mint tokens to wallets via airdrpo*/ bool public closeMinting = false; /** Also set to false via constructor stating that the metadata can be adjusted*/ bool _contractFrozen; /* Mappings for tokenURIs */ mapping (uint256 => bool) private _frozenURI; mapping (uint256 => string) private _tokenURI; /** Notify that no more tokens will be dispersed*/ event MintingClosed(bool val); /** Notify frozen metadata*/ event PermanentURI(string _value, uint256 indexed _id, bool _isfrozen, address indexed caller); /** Notify metadata changed*/ event MetadataChanges(uint256 indexed _id, string _value, address indexed caller); /** Notify metadata changed*/ event AllMetadataFrozen(bool _isfrozen); /* View functions to determine maxSupply, contractURI*/ function maxSupply() external view virtual returns (uint32) { return _maxSupply; } function _baseURI() internal view virtual override returns (string memory) { return _baseTokenURI; } function contractURI() public view returns (string memory) { string memory baseURI = _baseURI(); return string(abi.encodePacked(baseURI, contractURIInput)); } /* * @notice airDropToken is an admin function that will mint one or more tokens to one or more recipients. * @param receivers: a list of addresses that will receive the air dropped token * @param uris: a list of URIs for the metadata associated with the token * @param intended_first_token_id: tokenid to begin set. * @dev this is to ensure that order stays as intended. * @require owner sets this to true after original tokens returned to ensure no more tokens are added to the collection. * @return None * @dev The order and length of all lists must be equal for this function to succeed. */ function airDropToken(address[] calldata receivers, string[] calldata uris, uint256 intended_first_token_id) external onlyOwner { require(closeMinting == false, "ALREADY_CLOSED"); require(_tokenIdTracker.current() == intended_first_token_id, "WRONG_ID"); require(_tokenIdTracker.current() + receivers.length <= _maxSupply + 1, "ALL_MINTED"); for (uint256 i = 0; i < receivers.length; i++) { _mint(receivers[i], 1); _tokenURI[_tokenIdTracker.current()] = uris[i]; _tokenIdTracker.increment(); } } /* @dev: overrides implementation to allow tokenURI setting */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { require(_exists(tokenId), "INVALID_TOKENID"); return _tokenURI[tokenId]; } /* dev: overrides implementation to allow start token Id's at 1 setting */ function _startTokenId() internal view virtual override returns (uint256) { return 1; } /* Function for owner of a token to or the contract to freeze metadata. */ function freezeTokenMetadata(uint256 tokenId, bool freeze) external { require(_contractFrozen != true, "CONTRACT_FROZEN"); require(msg.sender == ownerOf(tokenId) || msg.sender == owner() , "INVALID_CALLER"); require(_exists(tokenId), "INVALID_TOKEN"); _frozenURI[tokenId] = freeze; emit PermanentURI(_tokenURI[tokenId], tokenId, freeze, msg.sender); } /* Below are setter functions for the contract owner */ /* Contract owner can set token metadata */ function setMetadata(uint256 tokenId, string calldata uri) external onlyOwner { require(_contractFrozen != true, "CONTRACT_FROZEN"); require(_exists(tokenId), "NONEXISTENT_TOKEN"); require(_frozenURI[tokenId] == false, "URI_FROZEN"); _tokenURI[tokenId] = uri; emit MetadataChanges(tokenId, uri, msg.sender); } /* @notice Sets closing state to close @dev Cannot undo this, make sure all tokens have been dispersed */ function setMintingtoClosed() external onlyOwner { require(closeMinting == false, "ALREADY_CLOSED"); closeMinting = true; emit MintingClosed(true); } /* @notice: Contract owner freezes all token metadata @dev: Contract owner can update in the case that someone has decided to not reveal token and need to do so. */ function freezeContractMetadata() external onlyOwner { _contractFrozen = true; emit AllMetadataFrozen(true); } /* @param: newbaseURI replaces _baseTokenURI first part of contract uri by defaul followed by "/contract". @notice: The "_baseTokenURI" variable in the contract URI function above re: contractURI(). @param: newContractURIInput replaces the contractURIInput initalized in the constructor. @notice: newContractURIInput is by default "/contract" it will likely not need to be adjusted. @dev: Contract owner can update to adjust the contract URI */ function setContractURI(string calldata newbaseURI, string calldata newContractURIInput) external onlyOwner { _baseTokenURI = newbaseURI; contractURIInput = newContractURIInput; } /* Determine if the given token is frozen and no longer supports metadata updates */ function tokenIsFrozen(uint256 tokenId) public view returns (bool isFrozen) { require(_exists(tokenId), "INVALID_TOKEN"); return _frozenURI[tokenId]; } /* Determine if the contract metadata is frozen and no longer supports metadata updates */ function contractIsFrozen() external view returns (bool) { return _contractFrozen; } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.0 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721A.sol'; /** * @dev Interface of ERC721 token receiver. */ interface ERC721A__IERC721Receiver { function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); } /** * @title ERC721A * * @dev Implementation of the [ERC721](https://eips.ethereum.org/EIPS/eip-721) * Non-Fungible Token Standard, including the Metadata extension. * Optimized for lower gas during batch mints. * * Token IDs are minted in sequential order (e.g. 0, 1, 2, 3, ...) * starting from `_startTokenId()`. * * Assumptions: * * - An owner cannot have more than 2**64 - 1 (max value of uint64) of supply. * - The maximum token ID cannot exceed 2**256 - 1 (max value of uint256). */ contract ERC721A is IERC721A { // Reference type for token approval. struct TokenApprovalRef { address value; } // ============================================================= // CONSTANTS // ============================================================= // Mask of an entry in packed address data. uint256 private constant _BITMASK_ADDRESS_DATA_ENTRY = (1 << 64) - 1; // The bit position of `numberMinted` in packed address data. uint256 private constant _BITPOS_NUMBER_MINTED = 64; // The bit position of `numberBurned` in packed address data. uint256 private constant _BITPOS_NUMBER_BURNED = 128; // The bit position of `aux` in packed address data. uint256 private constant _BITPOS_AUX = 192; // Mask of all 256 bits in packed address data except the 64 bits for `aux`. uint256 private constant _BITMASK_AUX_COMPLEMENT = (1 << 192) - 1; // The bit position of `startTimestamp` in packed ownership. uint256 private constant _BITPOS_START_TIMESTAMP = 160; // The bit mask of the `burned` bit in packed ownership. uint256 private constant _BITMASK_BURNED = 1 << 224; // The bit position of the `nextInitialized` bit in packed ownership. uint256 private constant _BITPOS_NEXT_INITIALIZED = 225; // The bit mask of the `nextInitialized` bit in packed ownership. uint256 private constant _BITMASK_NEXT_INITIALIZED = 1 << 225; // The bit position of `extraData` in packed ownership. uint256 private constant _BITPOS_EXTRA_DATA = 232; // Mask of all 256 bits in a packed ownership except the 24 bits for `extraData`. uint256 private constant _BITMASK_EXTRA_DATA_COMPLEMENT = (1 << 232) - 1; // The mask of the lower 160 bits for addresses. uint256 private constant _BITMASK_ADDRESS = (1 << 160) - 1; // The maximum `quantity` that can be minted with {_mintERC2309}. // This limit is to prevent overflows on the address data entries. // For a limit of 5000, a total of 3.689e15 calls to {_mintERC2309} // is required to cause an overflow, which is unrealistic. uint256 private constant _MAX_MINT_ERC2309_QUANTITY_LIMIT = 5000; // The `Transfer` event signature is given by: // `keccak256(bytes("Transfer(address,address,uint256)"))`. bytes32 private constant _TRANSFER_EVENT_SIGNATURE = 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef; // ============================================================= // STORAGE // ============================================================= // The next token ID to be minted. uint256 private _currentIndex; // The number of tokens burned. uint256 private _burnCounter; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to ownership details // An empty struct value does not necessarily mean the token is unowned. // See {_packedOwnershipOf} implementation for details. // // Bits Layout: // - [0..159] `addr` // - [160..223] `startTimestamp` // - [224] `burned` // - [225] `nextInitialized` // - [232..255] `extraData` mapping(uint256 => uint256) private _packedOwnerships; // Mapping owner address to address data. // // Bits Layout: // - [0..63] `balance` // - [64..127] `numberMinted` // - [128..191] `numberBurned` // - [192..255] `aux` mapping(address => uint256) private _packedAddressData; // Mapping from token ID to approved address. mapping(uint256 => TokenApprovalRef) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; // ============================================================= // CONSTRUCTOR // ============================================================= constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; _currentIndex = _startTokenId(); } // ============================================================= // TOKEN COUNTING OPERATIONS // ============================================================= /** * @dev Returns the starting token ID. * To change the starting token ID, please override this function. */ function _startTokenId() internal view virtual returns (uint256) { return 0; } /** * @dev Returns the next token ID to be minted. */ function _nextTokenId() internal view virtual returns (uint256) { return _currentIndex; } /** * @dev Returns the total number of tokens in existence. * Burned tokens will reduce the count. * To get the total number of tokens minted, please see {_totalMinted}. */ function totalSupply() public view virtual override returns (uint256) { // Counter underflow is impossible as _burnCounter cannot be incremented // more than `_currentIndex - _startTokenId()` times. unchecked { return _currentIndex - _burnCounter - _startTokenId(); } } /** * @dev Returns the total amount of tokens minted in the contract. */ function _totalMinted() internal view virtual returns (uint256) { // Counter underflow is impossible as `_currentIndex` does not decrement, // and it is initialized to `_startTokenId()`. unchecked { return _currentIndex - _startTokenId(); } } /** * @dev Returns the total number of tokens burned. */ function _totalBurned() internal view virtual returns (uint256) { return _burnCounter; } // ============================================================= // ADDRESS DATA OPERATIONS // ============================================================= /** * @dev Returns the number of tokens in `owner`'s account. */ function balanceOf(address owner) public view virtual override returns (uint256) { if (owner == address(0)) revert BalanceQueryForZeroAddress(); return _packedAddressData[owner] & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the number of tokens minted by `owner`. */ function _numberMinted(address owner) internal view returns (uint256) { return (_packedAddressData[owner] >> _BITPOS_NUMBER_MINTED) & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the number of tokens burned by or on behalf of `owner`. */ function _numberBurned(address owner) internal view returns (uint256) { return (_packedAddressData[owner] >> _BITPOS_NUMBER_BURNED) & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the auxiliary data for `owner`. (e.g. number of whitelist mint slots used). */ function _getAux(address owner) internal view returns (uint64) { return uint64(_packedAddressData[owner] >> _BITPOS_AUX); } /** * Sets the auxiliary data for `owner`. (e.g. number of whitelist mint slots used). * If there are multiple variables, please pack them into a uint64. */ function _setAux(address owner, uint64 aux) internal virtual { uint256 packed = _packedAddressData[owner]; uint256 auxCasted; // Cast `aux` with assembly to avoid redundant masking. assembly { auxCasted := aux } packed = (packed & _BITMASK_AUX_COMPLEMENT) | (auxCasted << _BITPOS_AUX); _packedAddressData[owner] = packed; } // ============================================================= // IERC165 // ============================================================= /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified) * to learn more about how these ids are created. * * This function call must use less than 30000 gas. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { // The interface IDs are constants representing the first 4 bytes // of the XOR of all function selectors in the interface. // See: [ERC165](https://eips.ethereum.org/EIPS/eip-165) // (e.g. `bytes4(i.functionA.selector ^ i.functionB.selector ^ ...)`) return interfaceId == 0x01ffc9a7 || // ERC165 interface ID for ERC165. interfaceId == 0x80ac58cd || // ERC165 interface ID for ERC721. interfaceId == 0x5b5e139f; // ERC165 interface ID for ERC721Metadata. } // ============================================================= // IERC721Metadata // ============================================================= /** * @dev Returns the token collection name. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev Returns the token collection symbol. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { if (!_exists(tokenId)) revert URIQueryForNonexistentToken(); string memory baseURI = _baseURI(); return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, _toString(tokenId))) : ''; } /** * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each * token will be the concatenation of the `baseURI` and the `tokenId`. Empty * by default, it can be overridden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ''; } // ============================================================= // OWNERSHIPS OPERATIONS // ============================================================= /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) public view virtual override returns (address) { return address(uint160(_packedOwnershipOf(tokenId))); } /** * @dev Gas spent here starts off proportional to the maximum mint batch size. * It gradually moves to O(1) as tokens get transferred around over time. */ function _ownershipOf(uint256 tokenId) internal view virtual returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnershipOf(tokenId)); } /** * @dev Returns the unpacked `TokenOwnership` struct at `index`. */ function _ownershipAt(uint256 index) internal view virtual returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnerships[index]); } /** * @dev Initializes the ownership slot minted at `index` for efficiency purposes. */ function _initializeOwnershipAt(uint256 index) internal virtual { if (_packedOwnerships[index] == 0) { _packedOwnerships[index] = _packedOwnershipOf(index); } } /** * Returns the packed ownership data of `tokenId`. */ function _packedOwnershipOf(uint256 tokenId) private view returns (uint256) { uint256 curr = tokenId; unchecked { if (_startTokenId() <= curr) if (curr < _currentIndex) { uint256 packed = _packedOwnerships[curr]; // If not burned. if (packed & _BITMASK_BURNED == 0) { // Invariant: // There will always be an initialized ownership slot // (i.e. `ownership.addr != address(0) && ownership.burned == false`) // before an unintialized ownership slot // (i.e. `ownership.addr == address(0) && ownership.burned == false`) // Hence, `curr` will not underflow. // // We can directly compare the packed value. // If the address is zero, packed will be zero. while (packed == 0) { packed = _packedOwnerships[--curr]; } return packed; } } } revert OwnerQueryForNonexistentToken(); } /** * @dev Returns the unpacked `TokenOwnership` struct from `packed`. */ function _unpackedOwnership(uint256 packed) private pure returns (TokenOwnership memory ownership) { ownership.addr = address(uint160(packed)); ownership.startTimestamp = uint64(packed >> _BITPOS_START_TIMESTAMP); ownership.burned = packed & _BITMASK_BURNED != 0; ownership.extraData = uint24(packed >> _BITPOS_EXTRA_DATA); } /** * @dev Packs ownership data into a single uint256. */ function _packOwnershipData(address owner, uint256 flags) private view returns (uint256 result) { assembly { // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean. owner := and(owner, _BITMASK_ADDRESS) // `owner | (block.timestamp << _BITPOS_START_TIMESTAMP) | flags`. result := or(owner, or(shl(_BITPOS_START_TIMESTAMP, timestamp()), flags)) } } /** * @dev Returns the `nextInitialized` flag set if `quantity` equals 1. */ function _nextInitializedFlag(uint256 quantity) private pure returns (uint256 result) { // For branchless setting of the `nextInitialized` flag. assembly { // `(quantity == 1) << _BITPOS_NEXT_INITIALIZED`. result := shl(_BITPOS_NEXT_INITIALIZED, eq(quantity, 1)) } } // ============================================================= // APPROVAL OPERATIONS // ============================================================= /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the * zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) public virtual override { address owner = ownerOf(tokenId); if (_msgSenderERC721A() != owner) if (!isApprovedForAll(owner, _msgSenderERC721A())) { revert ApprovalCallerNotOwnerNorApproved(); } _tokenApprovals[tokenId].value = to; emit Approval(owner, to, tokenId); } /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) public view virtual override returns (address) { if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken(); return _tokenApprovals[tokenId].value; } /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} * for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool approved) public virtual override { if (operator == _msgSenderERC721A()) revert ApproveToCaller(); _operatorApprovals[_msgSenderERC721A()][operator] = approved; emit ApprovalForAll(_msgSenderERC721A(), operator, approved); } /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll}. */ function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev Returns whether `tokenId` exists. * * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}. * * Tokens start existing when they are minted. See {_mint}. */ function _exists(uint256 tokenId) internal view virtual returns (bool) { return _startTokenId() <= tokenId && tokenId < _currentIndex && // If within bounds, _packedOwnerships[tokenId] & _BITMASK_BURNED == 0; // and not burned. } /** * @dev Returns whether `msgSender` is equal to `approvedAddress` or `owner`. */ function _isSenderApprovedOrOwner( address approvedAddress, address owner, address msgSender ) private pure returns (bool result) { assembly { // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean. owner := and(owner, _BITMASK_ADDRESS) // Mask `msgSender` to the lower 160 bits, in case the upper bits somehow aren't clean. msgSender := and(msgSender, _BITMASK_ADDRESS) // `msgSender == owner || msgSender == approvedAddress`. result := or(eq(msgSender, owner), eq(msgSender, approvedAddress)) } } /** * @dev Returns the storage slot and value for the approved address of `tokenId`. */ function _getApprovedSlotAndAddress(uint256 tokenId) private view returns (uint256 approvedAddressSlot, address approvedAddress) { TokenApprovalRef storage tokenApproval = _tokenApprovals[tokenId]; // The following is equivalent to `approvedAddress = _tokenApprovals[tokenId]`. assembly { approvedAddressSlot := tokenApproval.slot approvedAddress := sload(approvedAddressSlot) } } // ============================================================= // TRANSFER OPERATIONS // ============================================================= /** * @dev Transfers `tokenId` from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) public virtual override { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner(); (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId); // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A())) if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved(); if (to == address(0)) revert TransferToZeroAddress(); _beforeTokenTransfers(from, to, tokenId, 1); // Clear approvals from the previous owner. assembly { if approvedAddress { // This is equivalent to `delete _tokenApprovals[tokenId]`. sstore(approvedAddressSlot, 0) } } // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256. unchecked { // We can directly increment and decrement the balances. --_packedAddressData[from]; // Updates: `balance -= 1`. ++_packedAddressData[to]; // Updates: `balance += 1`. // Updates: // - `address` to the next owner. // - `startTimestamp` to the timestamp of transfering. // - `burned` to `false`. // - `nextInitialized` to `true`. _packedOwnerships[tokenId] = _packOwnershipData( to, _BITMASK_NEXT_INITIALIZED | _nextExtraData(from, to, prevOwnershipPacked) ); // If the next slot may not have been initialized (i.e. `nextInitialized == false`) . if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) { uint256 nextTokenId = tokenId + 1; // If the next slot's address is zero and not burned (i.e. packed value is zero). if (_packedOwnerships[nextTokenId] == 0) { // If the next slot is within bounds. if (nextTokenId != _currentIndex) { // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`. _packedOwnerships[nextTokenId] = prevOwnershipPacked; } } } } emit Transfer(from, to, tokenId); _afterTokenTransfers(from, to, tokenId, 1); } /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) public virtual override { safeTransferFrom(from, to, tokenId, ''); } /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory _data ) public virtual override { transferFrom(from, to, tokenId); if (to.code.length != 0) if (!_checkContractOnERC721Received(from, to, tokenId, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } /** * @dev Hook that is called before a set of serially-ordered token IDs * are about to be transferred. This includes minting. * And also called before burning one token. * * `startTokenId` - the first token ID to be transferred. * `quantity` - the amount to be transferred. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _beforeTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Hook that is called after a set of serially-ordered token IDs * have been transferred. This includes minting. * And also called after one token has been burned. * * `startTokenId` - the first token ID to be transferred. * `quantity` - the amount to be transferred. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been * transferred to `to`. * - When `from` is zero, `tokenId` has been minted for `to`. * - When `to` is zero, `tokenId` has been burned by `from`. * - `from` and `to` are never both zero. */ function _afterTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Private function to invoke {IERC721Receiver-onERC721Received} on a target contract. * * `from` - Previous owner of the given token ID. * `to` - Target address that will receive the token. * `tokenId` - Token ID to be transferred. * `_data` - Optional data to send along with the call. * * Returns whether the call correctly returned the expected magic value. */ function _checkContractOnERC721Received( address from, address to, uint256 tokenId, bytes memory _data ) private returns (bool) { try ERC721A__IERC721Receiver(to).onERC721Received(_msgSenderERC721A(), from, tokenId, _data) returns ( bytes4 retval ) { return retval == ERC721A__IERC721Receiver(to).onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert TransferToNonERC721ReceiverImplementer(); } else { assembly { revert(add(32, reason), mload(reason)) } } } } // ============================================================= // MINT OPERATIONS // ============================================================= /** * @dev Mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {Transfer} event for each mint. */ function _mint(address to, uint256 quantity) internal virtual { uint256 startTokenId = _currentIndex; if (quantity == 0) revert MintZeroQuantity(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are incredibly unrealistic. // `balance` and `numberMinted` have a maximum limit of 2**64. // `tokenId` has a maximum limit of 2**256. unchecked { // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Updates: // - `address` to the owner. // - `startTimestamp` to the timestamp of minting. // - `burned` to `false`. // - `nextInitialized` to `quantity == 1`. _packedOwnerships[startTokenId] = _packOwnershipData( to, _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0) ); uint256 toMasked; uint256 end = startTokenId + quantity; // Use assembly to loop and emit the `Transfer` event for gas savings. assembly { // Mask `to` to the lower 160 bits, in case the upper bits somehow aren't clean. toMasked := and(to, _BITMASK_ADDRESS) // Emit the `Transfer` event. log4( 0, // Start of data (0, since no data). 0, // End of data (0, since no data). _TRANSFER_EVENT_SIGNATURE, // Signature. 0, // `address(0)`. toMasked, // `to`. startTokenId // `tokenId`. ) for { let tokenId := add(startTokenId, 1) } iszero(eq(tokenId, end)) { tokenId := add(tokenId, 1) } { // Emit the `Transfer` event. Similar to above. log4(0, 0, _TRANSFER_EVENT_SIGNATURE, 0, toMasked, tokenId) } } if (toMasked == 0) revert MintToZeroAddress(); _currentIndex = end; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Mints `quantity` tokens and transfers them to `to`. * * This function is intended for efficient minting only during contract creation. * * It emits only one {ConsecutiveTransfer} as defined in * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309), * instead of a sequence of {Transfer} event(s). * * Calling this function outside of contract creation WILL make your contract * non-compliant with the ERC721 standard. * For full ERC721 compliance, substituting ERC721 {Transfer} event(s) with the ERC2309 * {ConsecutiveTransfer} event is only permissible during contract creation. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {ConsecutiveTransfer} event. */ function _mintERC2309(address to, uint256 quantity) internal virtual { uint256 startTokenId = _currentIndex; if (to == address(0)) revert MintToZeroAddress(); if (quantity == 0) revert MintZeroQuantity(); if (quantity > _MAX_MINT_ERC2309_QUANTITY_LIMIT) revert MintERC2309QuantityExceedsLimit(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are unrealistic due to the above check for `quantity` to be below the limit. unchecked { // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Updates: // - `address` to the owner. // - `startTimestamp` to the timestamp of minting. // - `burned` to `false`. // - `nextInitialized` to `quantity == 1`. _packedOwnerships[startTokenId] = _packOwnershipData( to, _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0) ); emit ConsecutiveTransfer(startTokenId, startTokenId + quantity - 1, address(0), to); _currentIndex = startTokenId + quantity; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Safely mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called for each safe transfer. * - `quantity` must be greater than 0. * * See {_mint}. * * Emits a {Transfer} event for each mint. */ function _safeMint( address to, uint256 quantity, bytes memory _data ) internal virtual { _mint(to, quantity); unchecked { if (to.code.length != 0) { uint256 end = _currentIndex; uint256 index = end - quantity; do { if (!_checkContractOnERC721Received(address(0), to, index++, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } while (index < end); // Reentrancy protection. if (_currentIndex != end) revert(); } } } /** * @dev Equivalent to `_safeMint(to, quantity, '')`. */ function _safeMint(address to, uint256 quantity) internal virtual { _safeMint(to, quantity, ''); } // ============================================================= // BURN OPERATIONS // ============================================================= /** * @dev Equivalent to `_burn(tokenId, false)`. */ function _burn(uint256 tokenId) internal virtual { _burn(tokenId, false); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId, bool approvalCheck) internal virtual { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); address from = address(uint160(prevOwnershipPacked)); (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId); if (approvalCheck) { // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A())) if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved(); } _beforeTokenTransfers(from, address(0), tokenId, 1); // Clear approvals from the previous owner. assembly { if approvedAddress { // This is equivalent to `delete _tokenApprovals[tokenId]`. sstore(approvedAddressSlot, 0) } } // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256. unchecked { // Updates: // - `balance -= 1`. // - `numberBurned += 1`. // // We can directly decrement the balance, and increment the number burned. // This is equivalent to `packed -= 1; packed += 1 << _BITPOS_NUMBER_BURNED;`. _packedAddressData[from] += (1 << _BITPOS_NUMBER_BURNED) - 1; // Updates: // - `address` to the last owner. // - `startTimestamp` to the timestamp of burning. // - `burned` to `true`. // - `nextInitialized` to `true`. _packedOwnerships[tokenId] = _packOwnershipData( from, (_BITMASK_BURNED | _BITMASK_NEXT_INITIALIZED) | _nextExtraData(from, address(0), prevOwnershipPacked) ); // If the next slot may not have been initialized (i.e. `nextInitialized == false`) . if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) { uint256 nextTokenId = tokenId + 1; // If the next slot's address is zero and not burned (i.e. packed value is zero). if (_packedOwnerships[nextTokenId] == 0) { // If the next slot is within bounds. if (nextTokenId != _currentIndex) { // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`. _packedOwnerships[nextTokenId] = prevOwnershipPacked; } } } } emit Transfer(from, address(0), tokenId); _afterTokenTransfers(from, address(0), tokenId, 1); // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times. unchecked { _burnCounter++; } } // ============================================================= // EXTRA DATA OPERATIONS // ============================================================= /** * @dev Directly sets the extra data for the ownership data `index`. */ function _setExtraDataAt(uint256 index, uint24 extraData) internal virtual { uint256 packed = _packedOwnerships[index]; if (packed == 0) revert OwnershipNotInitializedForExtraData(); uint256 extraDataCasted; // Cast `extraData` with assembly to avoid redundant masking. assembly { extraDataCasted := extraData } packed = (packed & _BITMASK_EXTRA_DATA_COMPLEMENT) | (extraDataCasted << _BITPOS_EXTRA_DATA); _packedOwnerships[index] = packed; } /** * @dev Called during each token transfer to set the 24bit `extraData` field. * Intended to be overridden by the cosumer contract. * * `previousExtraData` - the value of `extraData` before transfer. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _extraData( address from, address to, uint24 previousExtraData ) internal view virtual returns (uint24) {} /** * @dev Returns the next extra data for the packed ownership data. * The returned result is shifted into position. */ function _nextExtraData( address from, address to, uint256 prevOwnershipPacked ) private view returns (uint256) { uint24 extraData = uint24(prevOwnershipPacked >> _BITPOS_EXTRA_DATA); return uint256(_extraData(from, to, extraData)) << _BITPOS_EXTRA_DATA; } // ============================================================= // OTHER OPERATIONS // ============================================================= /** * @dev Returns the message sender (defaults to `msg.sender`). * * If you are writing GSN compatible contracts, you need to override this function. */ function _msgSenderERC721A() internal view virtual returns (address) { return msg.sender; } /** * @dev Converts a uint256 to its ASCII string decimal representation. */ function _toString(uint256 value) internal pure virtual returns (string memory ptr) { assembly { // The maximum value of a uint256 contains 78 digits (1 byte per digit), // but we allocate 128 bytes to keep the free memory pointer 32-byte word aliged. // We will need 1 32-byte word to store the length, // and 3 32-byte words to store a maximum of 78 digits. Total: 32 + 3 * 32 = 128. ptr := add(mload(0x40), 128) // Update the free memory pointer to allocate. mstore(0x40, ptr) // Cache the end of the memory to calculate the length later. let end := ptr // We write the string from the rightmost digit to the leftmost digit. // The following is essentially a do-while loop that also handles the zero case. // Costs a bit more than early returning for the zero case, // but cheaper in terms of deployment and overall runtime costs. for { // Initialize and perform the first pass without check. let temp := value // Move the pointer 1 byte leftwards to point to an empty character slot. ptr := sub(ptr, 1) // Write the character to the pointer. // The ASCII index of the '0' character is 48. mstore8(ptr, add(48, mod(temp, 10))) temp := div(temp, 10) } temp { // Keep dividing `temp` until zero. temp := div(temp, 10) } { // Body of the for loop. ptr := sub(ptr, 1) mstore8(ptr, add(48, mod(temp, 10))) } let length := sub(end, ptr) // Move the pointer 32 bytes leftwards to make room for the length. ptr := sub(ptr, 32) // Store the length. mstore(ptr, length) } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol) pragma solidity ^0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor() { _transferOwnership(_msgSender()); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { require(owner() == _msgSender(), "Ownable: caller is not the owner"); } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Counters.sol) pragma solidity ^0.8.0; /** * @title Counters * @author Matt Condon (@shrugs) * @dev Provides counters that can only be incremented, decremented or reset. This can be used e.g. to track the number * of elements in a mapping, issuing ERC721 ids, or counting request ids. * * Include with `using Counters for Counters.Counter;` */ library Counters { struct Counter { // This variable should never be directly accessed by users of the library: interactions must be restricted to // the library's function. As of Solidity v0.5.2, this cannot be enforced, though there is a proposal to add // this feature: see https://github.com/ethereum/solidity/issues/4637 uint256 _value; // default: 0 } function current(Counter storage counter) internal view returns (uint256) { return counter._value; } function increment(Counter storage counter) internal { unchecked { counter._value += 1; } } function decrement(Counter storage counter) internal { uint256 value = counter._value; require(value > 0, "Counter: decrement overflow"); unchecked { counter._value = value - 1; } } function reset(Counter storage counter) internal { counter._value = 0; } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.0 // Creator: Chiru Labs pragma solidity ^0.8.4; /** * @dev Interface of ERC721A. */ interface IERC721A { /** * The caller must own the token or be an approved operator. */ error ApprovalCallerNotOwnerNorApproved(); /** * The token does not exist. */ error ApprovalQueryForNonexistentToken(); /** * The caller cannot approve to their own address. */ error ApproveToCaller(); /** * Cannot query the balance for the zero address. */ error BalanceQueryForZeroAddress(); /** * Cannot mint to the zero address. */ error MintToZeroAddress(); /** * The quantity of tokens minted must be more than zero. */ error MintZeroQuantity(); /** * The token does not exist. */ error OwnerQueryForNonexistentToken(); /** * The caller must own the token or be an approved operator. */ error TransferCallerNotOwnerNorApproved(); /** * The token must be owned by `from`. */ error TransferFromIncorrectOwner(); /** * Cannot safely transfer to a contract that does not implement the * ERC721Receiver interface. */ error TransferToNonERC721ReceiverImplementer(); /** * Cannot transfer to the zero address. */ error TransferToZeroAddress(); /** * The token does not exist. */ error URIQueryForNonexistentToken(); /** * The `quantity` minted with ERC2309 exceeds the safety limit. */ error MintERC2309QuantityExceedsLimit(); /** * The `extraData` cannot be set on an unintialized ownership slot. */ error OwnershipNotInitializedForExtraData(); // ============================================================= // STRUCTS // ============================================================= struct TokenOwnership { // The address of the owner. address addr; // Stores the start time of ownership with minimal overhead for tokenomics. uint64 startTimestamp; // Whether the token has been burned. bool burned; // Arbitrary data similar to `startTimestamp` that can be set via {_extraData}. uint24 extraData; } // ============================================================= // TOKEN COUNTERS // ============================================================= /** * @dev Returns the total number of tokens in existence. * Burned tokens will reduce the count. * To get the total number of tokens minted, please see {_totalMinted}. */ function totalSupply() external view returns (uint256); // ============================================================= // IERC165 // ============================================================= /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified) * to learn more about how these ids are created. * * This function call must use less than 30000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); // ============================================================= // IERC721 // ============================================================= /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables * (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in `owner`'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`, * checking first that contract recipients are aware of the ERC721 protocol * to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be have been allowed to move * this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external; /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Transfers `tokenId` from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} * whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the * zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} * for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll}. */ function isApprovedForAll(address owner, address operator) external view returns (bool); // ============================================================= // IERC721Metadata // ============================================================= /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); // ============================================================= // IERC2309 // ============================================================= /** * @dev Emitted when tokens in `fromTokenId` to `toTokenId` * (inclusive) is transferred from `from` to `to`, as defined in the * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309) standard. * * See {_mintERC2309} for more details. */ event ConsecutiveTransfer(uint256 indexed fromTokenId, uint256 toTokenId, address indexed from, address indexed to); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
{ "optimizer": { "enabled": true, "runs": 500 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"string","name":"baseTokenURI","type":"string"},{"internalType":"uint32","name":"maxTokenSupply","type":"uint32"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"ApproveToCaller","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"MintERC2309QuantityExceedsLimit","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"OwnershipNotInitializedForExtraData","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"inputs":[],"name":"URIQueryForNonexistentToken","type":"error"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bool","name":"_isfrozen","type":"bool"}],"name":"AllMetadataFrozen","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"fromTokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"toTokenId","type":"uint256"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"}],"name":"ConsecutiveTransfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"_id","type":"uint256"},{"indexed":false,"internalType":"string","name":"_value","type":"string"},{"indexed":true,"internalType":"address","name":"caller","type":"address"}],"name":"MetadataChanges","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bool","name":"val","type":"bool"}],"name":"MintingClosed","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"string","name":"_value","type":"string"},{"indexed":true,"internalType":"uint256","name":"_id","type":"uint256"},{"indexed":false,"internalType":"bool","name":"_isfrozen","type":"bool"},{"indexed":true,"internalType":"address","name":"caller","type":"address"}],"name":"PermanentURI","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"_tokenIdTracker","outputs":[{"internalType":"uint256","name":"_value","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"receivers","type":"address[]"},{"internalType":"string[]","name":"uris","type":"string[]"},{"internalType":"uint256","name":"intended_first_token_id","type":"uint256"}],"name":"airDropToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"closeMinting","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"contractIsFrozen","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"contractURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"freezeContractMetadata","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bool","name":"freeze","type":"bool"}],"name":"freezeTokenMetadata","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxSupply","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"newbaseURI","type":"string"},{"internalType":"string","name":"newContractURIInput","type":"string"}],"name":"setContractURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"string","name":"uri","type":"string"}],"name":"setMetadata","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"setMintingtoClosed","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenIsFrozen","outputs":[{"internalType":"bool","name":"isFrozen","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000c000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000760000000000000000000000000000000000000000000000000000000000000000d4d656f7720556e6976657273650000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000054e564c5045000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002968747470733a2f2f636f6c6c65637469626c652e73776565742e696f2f7365726965732f313233342f0000000000000000000000000000000000000000000000
-----Decoded View---------------
Arg [0] : _name (string): Meow Universe
Arg [1] : _symbol (string): NVLPE
Arg [2] : baseTokenURI (string): https://collectible.sweet.io/series/1234/
Arg [3] : maxTokenSupply (uint32): 1888
-----Encoded View---------------
11 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000080
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000c0
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000100
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000760
Arg [4] : 000000000000000000000000000000000000000000000000000000000000000d
Arg [5] : 4d656f7720556e69766572736500000000000000000000000000000000000000
Arg [6] : 0000000000000000000000000000000000000000000000000000000000000005
Arg [7] : 4e564c5045000000000000000000000000000000000000000000000000000000
Arg [8] : 0000000000000000000000000000000000000000000000000000000000000029
Arg [9] : 68747470733a2f2f636f6c6c65637469626c652e73776565742e696f2f736572
Arg [10] : 6965732f313233342f0000000000000000000000000000000000000000000000
Loading...
Loading
Loading...
Loading
[ Download: CSV Export ]
[ Download: CSV Export ]
A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.