ERC-721
Overview
Max Total Supply
3,333 DPhunk
Holders
1,278
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
2 DPhunkLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
DounsPhunk
Compiler Version
v0.8.12+commit.f00d7308
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: GPL-3.0 pragma solidity ^0.8.12; /** * @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(); /** * 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 payable; /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external payable; /** * @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 payable; /** * @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 payable; /** * @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); } /** * @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). */ 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 { // Bypass for a `--via-ir` bug (https://github.com/chiru-labs/ERC721A/pull/364). 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 payable 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 { _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].value`. 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 payable 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 payable 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 payable 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. // The duplicated `log4` removes an extra check and reduces stack juggling. // The assembly, together with the surrounding Solidity code, have been // delicately arranged to nudge the compiler into producing optimized opcodes. 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`. ) // The `iszero(eq(,))` check ensures that large values of `quantity` // that overflows uint256 will make the loop run out of gas. // The compiler will optimize the `iszero` away for performance. 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 str) { assembly { // The maximum value of a uint256 contains 78 digits (1 byte per digit), but // we allocate 0xa0 bytes to keep the free memory pointer 32-byte word aligned. // We will need 1 word for the trailing zeros padding, 1 word for the length, // and 3 words for a maximum of 78 digits. Total: 5 * 0x20 = 0xa0. let m := add(mload(0x40), 0xa0) // Update the free memory pointer to allocate. mstore(0x40, m) // Assign the `str` to the end. str := sub(m, 0x20) // Zeroize the slot after the string. mstore(str, 0) // Cache the end of the memory to calculate the length later. let end := str // We write the string from rightmost digit to leftmost digit. // The following is essentially a do-while loop that also handles the zero case. // prettier-ignore for { let temp := value } 1 {} { str := sub(str, 1) // Write the character to the pointer. // The ASCII index of the '0' character is 48. mstore8(str, add(48, mod(temp, 10))) // Keep dividing `temp` until zero. temp := div(temp, 10) // prettier-ignore if iszero(temp) { break } } let length := sub(end, str) // Move the pointer 32 bytes leftwards to make room for the length. str := sub(str, 0x20) // Store the length. mstore(str, length) } } } contract DounsPhunk is ERC721A { string uri = "ipfs://QmUu9AhXzfVK5y9KUqLi9mszgcEfkvjFi5TM2Rv3pU9hJR/"; address public owner; uint256 public maxSupply = 3333; uint256 public mintPrice = 0.001 ether; uint256 private maxPerWallet = 10; function publicMint(uint256 amount) payable public { require(totalSupply() + amount <= maxSupply); require(msg.value >= mintPrice * amount); _safeMint(msg.sender, amount); } function mint() public { require(totalSupply() + 1 <= maxSupply); require(balanceOf(msg.sender) < maxPerWallet); _mints(msg.sender); } function _mints(address addr) internal { _mint(msg.sender, FreeNum()); } function teamMint(address addr, uint256 amount) public onlyOwner { require(totalSupply() + amount <= maxSupply); _safeMint(addr, amount); } modifier onlyOwner { require(owner == msg.sender); _; } constructor() ERC721A("Douns Phunk", "DPhunk") { owner = msg.sender; } function tokenURI(uint256 tokenId) public view override returns (string memory) { return string(abi.encodePacked(uri, _toString(tokenId), ".json")); } function FreeNum() internal returns (uint256){ return (maxSupply - totalSupply()) / 1000; } function royaltyInfo(uint256 _tokenId, uint256 _salePrice) public view virtual returns (address, uint256) { uint256 royaltyAmount = (_salePrice * 49) / 1000; return (owner, royaltyAmount); } function withdraw() external onlyOwner { payable(msg.sender).transfer(address(this).balance); } }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","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":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":"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":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","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":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"mintPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"publicMint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"},{"internalType":"uint256","name":"_salePrice","type":"uint256"}],"name":"royaltyInfo","outputs":[{"internalType":"address","name":"","type":"address"},{"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":"safeTransferFrom","outputs":[],"stateMutability":"payable","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":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","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":"address","name":"addr","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"teamMint","outputs":[],"stateMutability":"nonpayable","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":"payable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
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.