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60.4k
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
IERC721Metadata
interface IERC721Metadata is IERC721 { /** * @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...
/** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */
NatSpecMultiLine
name
function name() external view returns (string memory);
/** * @dev Returns the token collection name. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 106, 165 ] }
8,500
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
IERC721Metadata
interface IERC721Metadata is IERC721 { /** * @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...
/** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */
NatSpecMultiLine
symbol
function symbol() external view returns (string memory);
/** * @dev Returns the token collection symbol. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 236, 297 ] }
8,501
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
IERC721Metadata
interface IERC721Metadata is IERC721 { /** * @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...
/** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */
NatSpecMultiLine
tokenURI
function tokenURI(uint256 tokenId) external view returns (string memory);
/** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 398, 476 ] }
8,502
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
isContract
function isContract(address account) internal view returns (bool) { // This method relies on extcodesize, which returns 0 for contracts in // construction, since the code is only stored at the end of the // constructor execution. uint256 size; assembly { size := extcodesize(account) ...
/** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: ...
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 606, 998 ] }
8,503
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
sendValue
function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); }
/** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `tr...
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 1928, 2250 ] }
8,504
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
functionCall
function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCall(target, data, "Address: low-level call failed"); }
/** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw...
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 3007, 3187 ] }
8,505
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
functionCall
function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); }
/** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 3412, 3646 ] }
8,506
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
functionCallWithValue
function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); }
/** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ *...
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 4016, 4281 ] }
8,507
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
functionCallWithValue
function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); require(isContract(target), "Address: call to non-contract");...
/** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 4532, 5048 ] }
8,508
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
functionStaticCall
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); }
/** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 5228, 5432 ] }
8,509
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
functionStaticCall
function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { require(isContract(target), "Address: static call to non-contract"); (bool success, bytes memory returndata) = target.staticcall(data); return _verifyCallR...
/** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 5619, 6020 ] }
8,510
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
functionDelegateCall
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); }
/** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 6202, 6407 ] }
8,511
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
functionDelegateCall
function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { require(isContract(target), "Address: delegate call to non-contract"); (bool success, bytes memory returndata) = target.delegatecall(data); return _verifyCall...
/** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 6596, 6998 ] }
8,512
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC165
abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
/** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interface...
NatSpecMultiLine
supportsInterface
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; }
/** * @dev See {IERC165-supportsInterface}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 103, 265 ] }
8,513
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
supportsInterface
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(IERC721).interfaceId || interfaceId == type(IERC721Metadata).interfaceId || super.supportsInterface(interfaceId); }
/** * @dev See {IERC165-supportsInterface}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 971, 1281 ] }
8,514
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
balanceOf
function balanceOf(address owner) public view virtual override returns (uint256) { require(owner != address(0), "ERC721: balance query for the zero address"); return _balances[owner]; }
/** * @dev See {IERC721-balanceOf}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 1340, 1553 ] }
8,515
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
ownerOf
function ownerOf(uint256 tokenId) public view virtual override returns (address) { address owner = _owners[tokenId]; require(owner != address(0), "ERC721: owner query for nonexistent token"); return owner; }
/** * @dev See {IERC721-ownerOf}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 1610, 1854 ] }
8,516
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
name
function name() public view virtual override returns (string memory) { return _name; }
/** * @dev See {IERC721Metadata-name}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 1916, 2021 ] }
8,517
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
symbol
function symbol() public view virtual override returns (string memory) { return _symbol; }
/** * @dev See {IERC721Metadata-symbol}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 2085, 2194 ] }
8,518
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
tokenURI
function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token"); string memory baseURI = _baseURI(); return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : ""; }
/** * @dev See {IERC721Metadata-tokenURI}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 2260, 2599 ] }
8,519
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
_baseURI
function _baseURI() internal view virtual returns (string memory) { return ""; }
/** * @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, can be overriden in child contracts. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 2842, 2941 ] }
8,520
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
approve
function approve(address to, uint256 tokenId) public virtual override { address owner = ERC721.ownerOf(tokenId); require(to != owner, "ERC721: approval to current owner"); require( _msgSender() == owner || isApprovedForAll(owner, _msgSender()), "ERC721: approve caller is not owner nor...
/** * @dev See {IERC721-approve}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 2998, 3414 ] }
8,521
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
getApproved
function getApproved(uint256 tokenId) public view virtual override returns (address) { require(_exists(tokenId), "ERC721: approved query for nonexistent token"); return _tokenApprovals[tokenId]; }
/** * @dev See {IERC721-getApproved}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 3475, 3701 ] }
8,522
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
setApprovalForAll
function setApprovalForAll(address operator, bool approved) public virtual override { require(operator != _msgSender(), "ERC721: approve to caller"); _operatorApprovals[_msgSender()][operator] = approved; emit ApprovalForAll(_msgSender(), operator, approved); }
/** * @dev See {IERC721-setApprovalForAll}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 3768, 4068 ] }
8,523
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
isApprovedForAll
function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; }
/** * @dev See {IERC721-isApprovedForAll}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 4134, 4303 ] }
8,524
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
transferFrom
function transferFrom( address from, address to, uint256 tokenId ) public virtual override { //solhint-disable-next-line max-line-length require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved"); _transfer(from, to, tokenId); }
/** * @dev See {IERC721-transferFrom}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 4365, 4709 ] }
8,525
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
safeTransferFrom
function safeTransferFrom( address from, address to, uint256 tokenId ) public virtual override { safeTransferFrom(from, to, tokenId, ""); }
/** * @dev See {IERC721-safeTransferFrom}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 4775, 4965 ] }
8,526
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
safeTransferFrom
function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory _data ) public virtual override { require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved"); _safeTransfer(from, to, tokenId, _data); }
/** * @dev See {IERC721-safeTransferFrom}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 5031, 5364 ] }
8,527
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
_safeTransfer
function _safeTransfer( address from, address to, uint256 tokenId, bytes memory _data ) internal virtual { _transfer(from, to, tokenId); require(_checkOnERC721Received(from, to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer"); }
/** * @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. * * `_data` is additional data, it has no specified format and it is sent in call to `to`. * * This internal function is eq...
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 6241, 6561 ] }
8,528
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
_exists
function _exists(uint256 tokenId) internal view virtual returns (bool) { return _owners[tokenId] != address(0); }
/** * @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 (`_mint`), * and stop existing when they are burned (`_burn`). */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 6869, 7001 ] }
8,529
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
_isApprovedOrOwner
function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) { require(_exists(tokenId), "ERC721: operator query for nonexistent token"); address owner = ERC721.ownerOf(tokenId); return (spender == owner || getApproved(tokenId) == spender || isApprovedForAll(owner, s...
/** * @dev Returns whether `spender` is allowed to manage `tokenId`. * * Requirements: * * - `tokenId` must exist. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 7163, 7516 ] }
8,530
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
_safeMint
function _safeMint(address to, uint256 tokenId) internal virtual { _safeMint(to, tokenId, ""); }
/** * @dev Safely mints `tokenId` and transfers it to `to`. * * Requirements: * * - `tokenId` must not exist. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 7853, 7968 ] }
8,531
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
_safeMint
function _safeMint( address to, uint256 tokenId, bytes memory _data ) internal virtual { _mint(to, tokenId); require( _checkOnERC721Received(address(0), to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer" ); }
/** * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is * forwarded in {IERC721Receiver-onERC721Received} to contract recipients. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 8190, 8516 ] }
8,532
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
_mint
function _mint(address to, uint256 tokenId) internal virtual { require(to != address(0), "ERC721: mint to the zero address"); require(!_exists(tokenId), "ERC721: token already minted"); _beforeTokenTransfer(address(0), to, tokenId); _balances[to] += 1; _owners[tokenId] = to; emit Tra...
/** * @dev Mints `tokenId` and transfers it to `to`. * * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible * * Requirements: * * - `tokenId` must not exist. * - `to` cannot be the zero address. * * Emits a {Transfer} event. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 8847, 9234 ] }
8,533
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
_burn
function _burn(uint256 tokenId) internal virtual { address owner = ERC721.ownerOf(tokenId); _beforeTokenTransfer(owner, address(0), tokenId); // Clear approvals _approve(address(0), tokenId); _balances[owner] -= 1; delete _owners[tokenId]; emit Transfer(owner, address(0), toke...
/** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 9458, 9823 ] }
8,534
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
_transfer
function _transfer( address from, address to, uint256 tokenId ) internal virtual { require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer of token that is not own"); require(to != address(0), "ERC721: transfer to the zero address"); _beforeTokenTransfer(from, to, tokenId); //...
/** * @dev Transfers `tokenId` from `from` to `to`. * As opposed to {transferFrom}, this imposes no restrictions on msg.sender. * * Requirements: * * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * * Emits a {Transfer} event. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 10155, 10738 ] }
8,535
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
_approve
function _approve(address to, uint256 tokenId) internal virtual { _tokenApprovals[tokenId] = to; emit Approval(ERC721.ownerOf(tokenId), to, tokenId); }
/** * @dev Approve `to` to operate on `tokenId` * * Emits a {Approval} event. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 10851, 11030 ] }
8,536
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
_checkOnERC721Received
function _checkOnERC721Received( address from, address to, uint256 tokenId, bytes memory _data ) private returns (bool) { if (to.isContract()) { try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) { return retval == IERC721...
/** * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address. * The call is not executed if the target address is not a contract. * * @param from address representing the previous owner of the given token ID * @param to target address that will receive the tokens * @param to...
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 11590, 12398 ] }
8,537
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _ow...
/** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */
NatSpecMultiLine
_beforeTokenTransfer
function _beforeTokenTransfer( address from, address to, uint256 tokenId ) internal virtual {}
/** * @dev Hook that is called before any token transfer. This includes minting * and burning. * * 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, ``...
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 12965, 13096 ] }
8,538
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
IERC721Enumerable
interface IERC721Enumerable is IERC721 { /** * @dev Returns the total amount of tokens stored by the contract. */ function totalSupply() external view returns (uint256); /** * @dev Returns a token ID owned by `owner` at a given `index` of its token list. * Use along with {balanc...
/** * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */
NatSpecMultiLine
totalSupply
function totalSupply() external view returns (uint256);
/** * @dev Returns the total amount of tokens stored by the contract. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 132, 192 ] }
8,539
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
IERC721Enumerable
interface IERC721Enumerable is IERC721 { /** * @dev Returns the total amount of tokens stored by the contract. */ function totalSupply() external view returns (uint256); /** * @dev Returns a token ID owned by `owner` at a given `index` of its token list. * Use along with {balanc...
/** * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */
NatSpecMultiLine
tokenOfOwnerByIndex
function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256 tokenId);
/** * @dev Returns a token ID owned by `owner` at a given `index` of its token list. * Use along with {balanceOf} to enumerate all of ``owner``'s tokens. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 375, 479 ] }
8,540
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
IERC721Enumerable
interface IERC721Enumerable is IERC721 { /** * @dev Returns the total amount of tokens stored by the contract. */ function totalSupply() external view returns (uint256); /** * @dev Returns a token ID owned by `owner` at a given `index` of its token list. * Use along with {balanc...
/** * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */
NatSpecMultiLine
tokenByIndex
function tokenByIndex(uint256 index) external view returns (uint256);
/** * @dev Returns a token ID at a given `index` of all the tokens stored by the contract. * Use along with {totalSupply} to enumerate all tokens. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 655, 729 ] }
8,541
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721Enumerable
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable { // Mapping from owner to list of owned token IDs mapping(address => mapping(uint256 => uint256)) private _ownedTokens; // Mapping from token ID to index of the owner tokens list mapping(uint256 => uint256) private _ownedTokensIndex;...
/** * @dev This implements an optional extension of {ERC721} defined in the EIP that adds * enumerability of all the token ids in the contract as well as all token ids owned by each * account. */
NatSpecMultiLine
supportsInterface
function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721) returns (bool) { return interfaceId == type(IERC721Enumerable).interfaceId || super.supportsInterface(interfaceId); }
/** * @dev See {IERC165-supportsInterface}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 605, 834 ] }
8,542
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721Enumerable
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable { // Mapping from owner to list of owned token IDs mapping(address => mapping(uint256 => uint256)) private _ownedTokens; // Mapping from token ID to index of the owner tokens list mapping(uint256 => uint256) private _ownedTokensIndex;...
/** * @dev This implements an optional extension of {ERC721} defined in the EIP that adds * enumerability of all the token ids in the contract as well as all token ids owned by each * account. */
NatSpecMultiLine
tokenOfOwnerByIndex
function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual override returns (uint256) { require(index < ERC721.balanceOf(owner), "ERC721Enumerable: owner index out of bounds"); return _ownedTokens[owner][index]; }
/** * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 913, 1174 ] }
8,543
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721Enumerable
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable { // Mapping from owner to list of owned token IDs mapping(address => mapping(uint256 => uint256)) private _ownedTokens; // Mapping from token ID to index of the owner tokens list mapping(uint256 => uint256) private _ownedTokensIndex;...
/** * @dev This implements an optional extension of {ERC721} defined in the EIP that adds * enumerability of all the token ids in the contract as well as all token ids owned by each * account. */
NatSpecMultiLine
totalSupply
function totalSupply() public view virtual override returns (uint256) { return _allTokens.length; }
/** * @dev See {IERC721Enumerable-totalSupply}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 1245, 1363 ] }
8,544
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721Enumerable
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable { // Mapping from owner to list of owned token IDs mapping(address => mapping(uint256 => uint256)) private _ownedTokens; // Mapping from token ID to index of the owner tokens list mapping(uint256 => uint256) private _ownedTokensIndex;...
/** * @dev This implements an optional extension of {ERC721} defined in the EIP that adds * enumerability of all the token ids in the contract as well as all token ids owned by each * account. */
NatSpecMultiLine
tokenByIndex
function tokenByIndex(uint256 index) public view virtual override returns (uint256) { require(index < ERC721Enumerable.totalSupply(), "ERC721Enumerable: global index out of bounds"); return _allTokens[index]; }
/** * @dev See {IERC721Enumerable-tokenByIndex}. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 1435, 1673 ] }
8,545
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721Enumerable
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable { // Mapping from owner to list of owned token IDs mapping(address => mapping(uint256 => uint256)) private _ownedTokens; // Mapping from token ID to index of the owner tokens list mapping(uint256 => uint256) private _ownedTokensIndex;...
/** * @dev This implements an optional extension of {ERC721} defined in the EIP that adds * enumerability of all the token ids in the contract as well as all token ids owned by each * account. */
NatSpecMultiLine
_beforeTokenTransfer
function _beforeTokenTransfer( address from, address to, uint256 tokenId ) internal virtual override { super._beforeTokenTransfer(from, to, tokenId); if (from == address(0)) { _addTokenToAllTokensEnumeration(tokenId); } else if (from != to) { _removeTokenFromOwnerEnume...
/** * @dev Hook that is called before any token transfer. This includes minting * and burning. * * 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, ``...
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 2281, 2875 ] }
8,546
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721Enumerable
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable { // Mapping from owner to list of owned token IDs mapping(address => mapping(uint256 => uint256)) private _ownedTokens; // Mapping from token ID to index of the owner tokens list mapping(uint256 => uint256) private _ownedTokensIndex;...
/** * @dev This implements an optional extension of {ERC721} defined in the EIP that adds * enumerability of all the token ids in the contract as well as all token ids owned by each * account. */
NatSpecMultiLine
_addTokenToOwnerEnumeration
function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private { uint256 length = ERC721.balanceOf(to); _ownedTokens[to][length] = tokenId; _ownedTokensIndex[tokenId] = length; }
/** * @dev Private function to add a token to this extension's ownership-tracking data structures. * @param to address representing the new owner of the given token ID * @param tokenId uint256 ID of the token to be added to the tokens list of the given address */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 3171, 3397 ] }
8,547
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721Enumerable
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable { // Mapping from owner to list of owned token IDs mapping(address => mapping(uint256 => uint256)) private _ownedTokens; // Mapping from token ID to index of the owner tokens list mapping(uint256 => uint256) private _ownedTokensIndex;...
/** * @dev This implements an optional extension of {ERC721} defined in the EIP that adds * enumerability of all the token ids in the contract as well as all token ids owned by each * account. */
NatSpecMultiLine
_addTokenToAllTokensEnumeration
function _addTokenToAllTokensEnumeration(uint256 tokenId) private { _allTokensIndex[tokenId] = _allTokens.length; _allTokens.push(tokenId); }
/** * @dev Private function to add a token to this extension's token tracking data structures. * @param tokenId uint256 ID of the token to be added to the tokens list */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 3593, 3762 ] }
8,548
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721Enumerable
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable { // Mapping from owner to list of owned token IDs mapping(address => mapping(uint256 => uint256)) private _ownedTokens; // Mapping from token ID to index of the owner tokens list mapping(uint256 => uint256) private _ownedTokensIndex;...
/** * @dev This implements an optional extension of {ERC721} defined in the EIP that adds * enumerability of all the token ids in the contract as well as all token ids owned by each * account. */
NatSpecMultiLine
_removeTokenFromOwnerEnumeration
function _removeTokenFromOwnerEnumeration(address from, uint256 tokenId) private { // To prevent a gap in from's tokens array, we store the last token in the index of the token to delete, and // then delete the last slot (swap and pop). uint256 lastTokenIndex = ERC721.balanceOf(from) - 1; uint256 ...
/** * @dev Private function to remove a token from this extension's ownership-tracking data structures. Note that * while the token is not assigned a new owner, the `_ownedTokensIndex` mapping is _not_ updated: this allows for * gas optimizations e.g. when performing a transfer operation (avoiding double writes)....
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 4384, 5377 ] }
8,549
Ethernauts
Ethernauts.sol
0x29f2068dcf08164875951d21afb561dd406b66d0
Solidity
ERC721Enumerable
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable { // Mapping from owner to list of owned token IDs mapping(address => mapping(uint256 => uint256)) private _ownedTokens; // Mapping from token ID to index of the owner tokens list mapping(uint256 => uint256) private _ownedTokensIndex;...
/** * @dev This implements an optional extension of {ERC721} defined in the EIP that adds * enumerability of all the token ids in the contract as well as all token ids owned by each * account. */
NatSpecMultiLine
_removeTokenFromAllTokensEnumeration
function _removeTokenFromAllTokensEnumeration(uint256 tokenId) private { // To prevent a gap in the tokens array, we store the last token in the index of the token to delete, and // then delete the last slot (swap and pop). uint256 lastTokenIndex = _allTokens.length - 1; uint256 tokenIndex = _allT...
/** * @dev Private function to remove a token from this extension's token tracking data structures. * This has O(1) time complexity, but alters the order of the _allTokens array. * @param tokenId uint256 ID of the token to be removed from the tokens list */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
GNU GPLv3
ipfs://e6e199a6501c1abd2f665aafb15edbfc6e4cfebb0396d5b40518ccd27f4ae406
{ "func_code_index": [ 5667, 6751 ] }
8,550
LinguaFranca
@openzeppelin/contracts/access/Ownable.sol
0x9a7a5ff2c9563e96fbbed4dda94d5549b30f1efb
Solidity
Ownable
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() { _setOwner(_msgSender()); ...
owner
function owner() public view virtual returns (address) { return _owner; }
/** * @dev Returns the address of the current owner. */
NatSpecMultiLine
v0.8.7+commit.e28d00a7
MIT
ipfs://ec30ad3b2c7be55c484ddb84aa17c0c44a22d432c6fab023a60ec5e2d7d4b3de
{ "func_code_index": [ 399, 491 ] }
8,551
LinguaFranca
@openzeppelin/contracts/access/Ownable.sol
0x9a7a5ff2c9563e96fbbed4dda94d5549b30f1efb
Solidity
LinguaFranca
contract LinguaFranca is ERC721Enumerable, Ownable { using Strings for uint256; string baseURI; string public baseExtension = ".json"; uint256 public cost = 0.08 ether; uint256 public maxSupply = 2022; uint256 public maxMintAmount = 20; bool public paused = false; constructor( string me...
_baseURI
function _baseURI() internal view virtual override returns (string memory) { return baseURI; }
// internal
LineComment
v0.8.7+commit.e28d00a7
MIT
ipfs://ec30ad3b2c7be55c484ddb84aa17c0c44a22d432c6fab023a60ec5e2d7d4b3de
{ "func_code_index": [ 476, 581 ] }
8,552
LinguaFranca
@openzeppelin/contracts/access/Ownable.sol
0x9a7a5ff2c9563e96fbbed4dda94d5549b30f1efb
Solidity
LinguaFranca
contract LinguaFranca is ERC721Enumerable, Ownable { using Strings for uint256; string baseURI; string public baseExtension = ".json"; uint256 public cost = 0.08 ether; uint256 public maxSupply = 2022; uint256 public maxMintAmount = 20; bool public paused = false; constructor( string me...
mint
function mint(uint256 _mintAmount) public payable { uint256 supply = totalSupply(); require(!paused); require(_mintAmount > 0); require(_mintAmount <= maxMintAmount); require(supply + _mintAmount <= maxSupply); if (msg.sender != owner()) { require(msg.value >= cost * _mintAmount); } for...
// public
LineComment
v0.8.7+commit.e28d00a7
MIT
ipfs://ec30ad3b2c7be55c484ddb84aa17c0c44a22d432c6fab023a60ec5e2d7d4b3de
{ "func_code_index": [ 597, 1033 ] }
8,553
LinguaFranca
@openzeppelin/contracts/access/Ownable.sol
0x9a7a5ff2c9563e96fbbed4dda94d5549b30f1efb
Solidity
LinguaFranca
contract LinguaFranca is ERC721Enumerable, Ownable { using Strings for uint256; string baseURI; string public baseExtension = ".json"; uint256 public cost = 0.08 ether; uint256 public maxSupply = 2022; uint256 public maxMintAmount = 20; bool public paused = false; constructor( string me...
setCost
function setCost(uint256 _newCost) public onlyOwner() { cost = _newCost; }
//only owner
LineComment
v0.8.7+commit.e28d00a7
MIT
ipfs://ec30ad3b2c7be55c484ddb84aa17c0c44a22d432c6fab023a60ec5e2d7d4b3de
{ "func_code_index": [ 1839, 1924 ] }
8,554
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
SafeMath
library SafeMath { /** * @dev Multiplies two numbers, throws on overflow. */ function mul(uint256 _a, uint256 _b) internal pure returns (uint256 c) { // Gas optimization: this is cheaper than asserting 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://g...
/** * @title SafeMath * @dev Math operations with safety checks that throw on error */
NatSpecMultiLine
mul
function mul(uint256 _a, uint256 _b) internal pure returns (uint256 c) { // Gas optimization: this is cheaper than asserting 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522 if (_a == 0) { return 0; } c ...
/** * @dev Multiplies two numbers, throws on overflow. */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 91, 485 ] }
8,555
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
SafeMath
library SafeMath { /** * @dev Multiplies two numbers, throws on overflow. */ function mul(uint256 _a, uint256 _b) internal pure returns (uint256 c) { // Gas optimization: this is cheaper than asserting 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://g...
/** * @title SafeMath * @dev Math operations with safety checks that throw on error */
NatSpecMultiLine
div
function div(uint256 _a, uint256 _b) internal pure returns (uint256) { // assert(_b > 0); // Solidity automatically throws when dividing by 0 // uint256 c = _a / _b; // assert(_a == _b * c + _a % _b); // There is no case in which this doesn't hold return _a / _b; }
/** * @dev Integer division of two numbers, truncating the quotient. */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 569, 860 ] }
8,556
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
SafeMath
library SafeMath { /** * @dev Multiplies two numbers, throws on overflow. */ function mul(uint256 _a, uint256 _b) internal pure returns (uint256 c) { // Gas optimization: this is cheaper than asserting 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://g...
/** * @title SafeMath * @dev Math operations with safety checks that throw on error */
NatSpecMultiLine
sub
function sub(uint256 a, uint256 b) internal pure returns (uint256) { assert(b <= a); return a - b; }
/** /** * @dev Subtracts two numbers, throws on overflow (i.e. if subtrahend is greater than minuend). */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 987, 1103 ] }
8,557
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
SafeMath
library SafeMath { /** * @dev Multiplies two numbers, throws on overflow. */ function mul(uint256 _a, uint256 _b) internal pure returns (uint256 c) { // Gas optimization: this is cheaper than asserting 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://g...
/** * @title SafeMath * @dev Math operations with safety checks that throw on error */
NatSpecMultiLine
add
function add(uint256 a, uint256 b) internal pure returns (uint256 c) { c = a + b; assert(c >= a); return c; }
/** * @dev Adds two numbers, throws on overflow. */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 1169, 1299 ] }
8,558
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
Ownable
contract Ownable { address public owner; event OwnershipTransferred( address indexed previousOwner, address indexed newOwner ); /** * @dev The Ownable constructor sets the original `owner` of the contract to the sender * account. */ constructor() public { owner = msg.send...
/** * @title Ownable * @dev The Ownable contract has an owner address, and provides basic authorization control * functions, this simplifies the implementation of "user permissions". */
NatSpecMultiLine
transferOwnership
function transferOwnership(address _newOwner) public onlyOwner { _transferOwnership(_newOwner); }
/** * @dev Allows the current owner to transfer control of the contract to a newOwner. * @param _newOwner The address to transfer ownership to. */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 649, 757 ] }
8,559
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
Ownable
contract Ownable { address public owner; event OwnershipTransferred( address indexed previousOwner, address indexed newOwner ); /** * @dev The Ownable constructor sets the original `owner` of the contract to the sender * account. */ constructor() public { owner = msg.send...
/** * @title Ownable * @dev The Ownable contract has an owner address, and provides basic authorization control * functions, this simplifies the implementation of "user permissions". */
NatSpecMultiLine
_transferOwnership
function _transferOwnership(address _newOwner) internal { require(_newOwner != address(0)); emit OwnershipTransferred(owner, _newOwner); owner = _newOwner; }
/** * @dev Transfers control of the contract to a newOwner. * @param _newOwner The address to transfer ownership to. */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 895, 1073 ] }
8,560
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
Pausable
contract Pausable is Ownable { event Pause(); event Unpause(); bool public paused = false; /** * @dev Modifier to make a function callable only when the contract is not paused. */ modifier whenNotPaused() { require(!paused); _; } /** * @dev Modifier to make a function ...
/** * @title Pausable * @dev Base contract which allows children to implement an emergency stop mechanism. */
NatSpecMultiLine
pause
function pause() onlyOwner whenNotPaused public { paused = true; emit Pause(); }
/** * @dev called by the owner to pause, triggers stopped state */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 513, 609 ] }
8,561
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
Pausable
contract Pausable is Ownable { event Pause(); event Unpause(); bool public paused = false; /** * @dev Modifier to make a function callable only when the contract is not paused. */ modifier whenNotPaused() { require(!paused); _; } /** * @dev Modifier to make a function ...
/** * @title Pausable * @dev Base contract which allows children to implement an emergency stop mechanism. */
NatSpecMultiLine
unpause
function unpause() onlyOwner whenPaused public { paused = false; emit Unpause(); }
/** * @dev called by the owner to unpauseunpause, returns to normal state */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 700, 798 ] }
8,562
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
BasicToken
contract BasicToken is ERC20Basic { using SafeMath for uint256; mapping(address => uint256) balances; uint256 totalSupply_; /** * @dev total number of tokens in existence */ function totalSupply() public view returns (uint256) { return totalSupply_; } /** * @dev transfer tok...
/** * @title Basic token * @dev Basic version of StandardToken, with no allowances. */
NatSpecMultiLine
totalSupply
function totalSupply() public view returns (uint256) { return totalSupply_; }
/** * @dev total number of tokens in existence */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 201, 289 ] }
8,563
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
BasicToken
contract BasicToken is ERC20Basic { using SafeMath for uint256; mapping(address => uint256) balances; uint256 totalSupply_; /** * @dev total number of tokens in existence */ function totalSupply() public view returns (uint256) { return totalSupply_; } /** * @dev transfer tok...
/** * @title Basic token * @dev Basic version of StandardToken, with no allowances. */
NatSpecMultiLine
transfer
function transfer(address _to, uint256 _value) public returns (bool) { require(_to != address(0)); require(_value <= balances[msg.sender]); balances[msg.sender] = balances[msg.sender].sub(_value); balances[_to] = balances[_to].add(_value); emit Transfer(msg.sender, _to, _value); return true; }
/** * @dev transfer token for a specified address * @param _to The address to transfer to. * @param _value The amount to be transferred. */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 447, 779 ] }
8,564
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
BasicToken
contract BasicToken is ERC20Basic { using SafeMath for uint256; mapping(address => uint256) balances; uint256 totalSupply_; /** * @dev total number of tokens in existence */ function totalSupply() public view returns (uint256) { return totalSupply_; } /** * @dev transfer tok...
/** * @title Basic token * @dev Basic version of StandardToken, with no allowances. */
NatSpecMultiLine
balanceOf
function balanceOf(address _owner) public view returns (uint256) { return balances[_owner]; }
/** * @dev Gets the balance of the specified address. * @param _owner The address to query the the balance of. * @return An uint256 representing the amount owned by the passed address. */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 985, 1089 ] }
8,565
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
StandardToken
contract StandardToken is ERC20, BasicToken { mapping (address => mapping (address => uint256)) internal allowed; /** * @dev Transfer tokens from one address to another * @param _from address The address which you want to send tokens from * @param _to address The address which you want to transf...
/** * @title Standard ERC20 token * @dev Implementation of the basic standard token. * @dev https://github.com/ethereum/EIPs/issues/20 * @dev Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol */
NatSpecMultiLine
transferFrom
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) { require(_to != address(0)); require(_value <= balances[_from]); require(_value <= allowed[_from][msg.sender]); balances[_from] = balances[_from].sub(_value); balances[_to] = balances[_to].add(_value); allowed[_...
/** * @dev Transfer tokens from one address to another * @param _from address The address which you want to send tokens from * @param _to address The address which you want to transfer to * @param _value uint256 the amount of tokens to be transferred */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 401, 858 ] }
8,566
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
StandardToken
contract StandardToken is ERC20, BasicToken { mapping (address => mapping (address => uint256)) internal allowed; /** * @dev Transfer tokens from one address to another * @param _from address The address which you want to send tokens from * @param _to address The address which you want to transf...
/** * @title Standard ERC20 token * @dev Implementation of the basic standard token. * @dev https://github.com/ethereum/EIPs/issues/20 * @dev Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol */
NatSpecMultiLine
approve
function approve(address _spender, uint256 _value) public returns (bool) { require((_value == 0) || (allowed[msg.sender][_spender] == 0)); allowed[msg.sender][_spender] = _value; emit Approval(msg.sender, _spender, _value); return true; }
/** * @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender. * * Beware that changing an allowance with this method brings the risk that someone may use both the old * and the new allowance by unfortunate transaction ordering. One possible solution to mitigate this * ...
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 1490, 1754 ] }
8,567
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
StandardToken
contract StandardToken is ERC20, BasicToken { mapping (address => mapping (address => uint256)) internal allowed; /** * @dev Transfer tokens from one address to another * @param _from address The address which you want to send tokens from * @param _to address The address which you want to transf...
/** * @title Standard ERC20 token * @dev Implementation of the basic standard token. * @dev https://github.com/ethereum/EIPs/issues/20 * @dev Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol */
NatSpecMultiLine
allowance
function allowance(address _owner, address _spender) public view returns (uint256) { return allowed[_owner][_spender]; }
/** * @dev Function to check the amount of tokens that an owner allowed to a spender. * @param _owner address The address which owns the funds. * @param _spender address The address which will spend the funds. * @return A uint256 specifying the amount of tokens still available for the spender. */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 2078, 2209 ] }
8,568
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
StandardToken
contract StandardToken is ERC20, BasicToken { mapping (address => mapping (address => uint256)) internal allowed; /** * @dev Transfer tokens from one address to another * @param _from address The address which you want to send tokens from * @param _to address The address which you want to transf...
/** * @title Standard ERC20 token * @dev Implementation of the basic standard token. * @dev https://github.com/ethereum/EIPs/issues/20 * @dev Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol */
NatSpecMultiLine
increaseApproval
function increaseApproval(address _spender, uint256 _addedValue) public returns (bool) { allowed[msg.sender][_spender] = (allowed[msg.sender][_spender].add(_addedValue)); emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]); return true; }
/** * @dev Increase the amount of tokens that an owner allowed to a spender. * * approve should be called when allowed[_spender] == 0. To increment * allowed value is better to use this function to avoid 2 calls (and wait until * the first transaction is mined) * From MonolithDAO Token.sol * @param _spend...
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 2675, 2949 ] }
8,569
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
StandardToken
contract StandardToken is ERC20, BasicToken { mapping (address => mapping (address => uint256)) internal allowed; /** * @dev Transfer tokens from one address to another * @param _from address The address which you want to send tokens from * @param _to address The address which you want to transf...
/** * @title Standard ERC20 token * @dev Implementation of the basic standard token. * @dev https://github.com/ethereum/EIPs/issues/20 * @dev Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol */
NatSpecMultiLine
decreaseApproval
function decreaseApproval(address _spender, uint256 _subtractedValue) public returns (bool) { uint256 oldValue = allowed[msg.sender][_spender]; if (_subtractedValue > oldValue) { allowed[msg.sender][_spender] = 0; } else { allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue); } emit A...
/** * @dev Decrease the amount of tokens that an owner allowed to a spender. * * approve should be called when allowed[_spender] == 0. To decrement * allowed value is better to use this function to avoid 2 calls (and wait until * the first transaction is mined) * From MonolithDAO Token.sol * @param _spend...
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 3420, 3841 ] }
8,570
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
GUESSToken
contract GUESSToken is PausableToken, FrozenableToken { string public name = "GUSS.ONE"; string public symbol = "GUESS"; uint256 public decimals = 18; uint256 INITIAL_SUPPLY = 1000000000 * (10 ** uint256(decimals)); /** * @dev Initializes the total release */ constructor(...
/** * @title ATCX Token * @dev Global digital painting asset platform token. * @author atcx.org */
NatSpecMultiLine
function() public payable { revert(); }
/** * if ether is sent to this address, send it back. */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 563, 621 ] }
8,571
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
GUESSToken
contract GUESSToken is PausableToken, FrozenableToken { string public name = "GUSS.ONE"; string public symbol = "GUESS"; uint256 public decimals = 18; uint256 INITIAL_SUPPLY = 1000000000 * (10 ** uint256(decimals)); /** * @dev Initializes the total release */ constructor(...
/** * @title ATCX Token * @dev Global digital painting asset platform token. * @author atcx.org */
NatSpecMultiLine
transfer
function transfer(address _to, uint256 _value) public whenNotFrozen(_to) returns (bool) { return super.transfer(_to, _value); }
/** * @dev transfer token for a specified address * @param _to The address to transfer to. * @param _value The amount to be transferred. */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 793, 939 ] }
8,572
GUESSToken
GUESSToken.sol
0x49d2b7568eeea849d6d1799c83e8590dae55fa4c
Solidity
GUESSToken
contract GUESSToken is PausableToken, FrozenableToken { string public name = "GUSS.ONE"; string public symbol = "GUESS"; uint256 public decimals = 18; uint256 INITIAL_SUPPLY = 1000000000 * (10 ** uint256(decimals)); /** * @dev Initializes the total release */ constructor(...
/** * @title ATCX Token * @dev Global digital painting asset platform token. * @author atcx.org */
NatSpecMultiLine
transferFrom
function transferFrom(address _from, address _to, uint256 _value) public whenNotFrozen(_from) returns (bool) { return super.transferFrom(_from, _to, _value); }
/** * @dev Transfer tokens from one address to another * @param _from address The address which you want to send tokens from * @param _to address The address which you want to transfer to * @param _value uint256 the amount of tokens to be transferred */
NatSpecMultiLine
v0.4.23+commit.124ca40d
MIT
bzzr://2d61d7a00840fef0c6bef727ad115c18126d0e0a34c3916e7f6d5ebf1d549f41
{ "func_code_index": [ 1231, 1417 ] }
8,573
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
IERC20
interface IERC20 { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /**...
/** * @dev Interface of the ERC20 standard as defined in the EIP. */
NatSpecMultiLine
totalSupply
function totalSupply() external view returns (uint256);
/** * @dev Returns the amount of tokens in existence. */
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 94, 154 ] }
8,574
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
IERC20
interface IERC20 { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /**...
/** * @dev Interface of the ERC20 standard as defined in the EIP. */
NatSpecMultiLine
balanceOf
function balanceOf(address account) external view returns (uint256);
/** * @dev Returns the amount of tokens owned by `account`. */
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 237, 310 ] }
8,575
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
IERC20
interface IERC20 { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /**...
/** * @dev Interface of the ERC20 standard as defined in the EIP. */
NatSpecMultiLine
transfer
function transfer(address recipient, uint256 amount) external returns (bool);
/** * @dev Moves `amount` tokens from the caller's account to `recipient`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 534, 616 ] }
8,576
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
IERC20
interface IERC20 { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /**...
/** * @dev Interface of the ERC20 standard as defined in the EIP. */
NatSpecMultiLine
allowance
function allowance(address owner, address spender) external view returns (uint256);
/** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 895, 983 ] }
8,577
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
IERC20
interface IERC20 { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /**...
/** * @dev Interface of the ERC20 standard as defined in the EIP. */
NatSpecMultiLine
approve
function approve(address spender, uint256 amount) external returns (bool);
/** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate ...
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 1647, 1726 ] }
8,578
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
IERC20
interface IERC20 { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /**...
/** * @dev Interface of the ERC20 standard as defined in the EIP. */
NatSpecMultiLine
transferFrom
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
/** * @dev Moves `amount` tokens from `sender` to `recipient` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 2039, 2141 ] }
8,579
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
SafeMath
library SafeMath { /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns ...
/** * @dev Wrappers over Solidity's arithmetic operations with added overflow * checks. * * Arithmetic operations in Solidity wrap on overflow. This can easily result * in bugs, because programmers usually assume that an overflow raises an * error, which is the standard behavior in high level programming la...
NatSpecMultiLine
add
function add(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a + b; require(c >= a, "SafeMath: addition overflow"); return c; }
/** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 259, 445 ] }
8,580
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
SafeMath
library SafeMath { /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns ...
/** * @dev Wrappers over Solidity's arithmetic operations with added overflow * checks. * * Arithmetic operations in Solidity wrap on overflow. This can easily result * in bugs, because programmers usually assume that an overflow raises an * error, which is the standard behavior in high level programming la...
NatSpecMultiLine
sub
function sub(uint256 a, uint256 b) internal pure returns (uint256) { return sub(a, b, "SafeMath: subtraction overflow"); }
/** * @dev Returns the subtraction of two unsigned integers, reverting on * overflow (when the result is negative). * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 723, 864 ] }
8,581
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
SafeMath
library SafeMath { /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns ...
/** * @dev Wrappers over Solidity's arithmetic operations with added overflow * checks. * * Arithmetic operations in Solidity wrap on overflow. This can easily result * in bugs, because programmers usually assume that an overflow raises an * error, which is the standard behavior in high level programming la...
NatSpecMultiLine
sub
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b <= a, errorMessage); uint256 c = a - b; return c; }
/** * @dev Returns the subtraction of two unsigned integers, reverting with custom message on * overflow (when the result is negative). * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 1162, 1359 ] }
8,582
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
SafeMath
library SafeMath { /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns ...
/** * @dev Wrappers over Solidity's arithmetic operations with added overflow * checks. * * Arithmetic operations in Solidity wrap on overflow. This can easily result * in bugs, because programmers usually assume that an overflow raises an * error, which is the standard behavior in high level programming la...
NatSpecMultiLine
mul
function mul(uint256 a, uint256 b) internal pure returns (uint256) { // Gas optimization: this is cheaper than requiring 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522 if (a == 0) { return 0; ...
/** * @dev Returns the multiplication of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `*` operator. * * Requirements: * * - Multiplication cannot overflow. */
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 1613, 2089 ] }
8,583
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
SafeMath
library SafeMath { /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns ...
/** * @dev Wrappers over Solidity's arithmetic operations with added overflow * checks. * * Arithmetic operations in Solidity wrap on overflow. This can easily result * in bugs, because programmers usually assume that an overflow raises an * error, which is the standard behavior in high level programming la...
NatSpecMultiLine
div
function div(uint256 a, uint256 b) internal pure returns (uint256) { return div(a, b, "SafeMath: division by zero"); }
/** * @dev Returns the integer division of two unsigned integers. Reverts on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to reve...
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 2560, 2697 ] }
8,584
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
SafeMath
library SafeMath { /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns ...
/** * @dev Wrappers over Solidity's arithmetic operations with added overflow * checks. * * Arithmetic operations in Solidity wrap on overflow. This can easily result * in bugs, because programmers usually assume that an overflow raises an * error, which is the standard behavior in high level programming la...
NatSpecMultiLine
div
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b > 0, errorMessage); uint256 c = a / b; // assert(a == b * c + a % b); // There is no case in which this doesn't hold return c; }
/** * @dev Returns the integer division of two unsigned integers. Reverts with custom message on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an in...
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 3188, 3471 ] }
8,585
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
SafeMath
library SafeMath { /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns ...
/** * @dev Wrappers over Solidity's arithmetic operations with added overflow * checks. * * Arithmetic operations in Solidity wrap on overflow. This can easily result * in bugs, because programmers usually assume that an overflow raises an * error, which is the standard behavior in high level programming la...
NatSpecMultiLine
mod
function mod(uint256 a, uint256 b) internal pure returns (uint256) { return mod(a, b, "SafeMath: modulo by zero"); }
/** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * Reverts when dividing by zero. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consumi...
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 3931, 4066 ] }
8,586
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
SafeMath
library SafeMath { /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns ...
/** * @dev Wrappers over Solidity's arithmetic operations with added overflow * checks. * * Arithmetic operations in Solidity wrap on overflow. This can easily result * in bugs, because programmers usually assume that an overflow raises an * error, which is the standard behavior in high level programming la...
NatSpecMultiLine
mod
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b != 0, errorMessage); return a % b; }
/** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * Reverts with custom message when dividing by zero. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcod...
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 4546, 4717 ] }
8,587
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
isContract
function isContract(address account) internal view returns (bool) { // This method relies in extcodesize, which returns 0 for contracts in // construction, since the code is only stored at the end of the // constructor execution. uint256 size; // solhint-disable-next-line no-inline-assembly ...
/** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: ...
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 606, 1033 ] }
8,588
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
sendValue
function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); // solhint-disable-next-line avoid-low-level-calls, avoid-call-value (bool success, ) = recipient.call{ value: amount }(""); require(success, "Address...
/** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `tr...
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 1963, 2365 ] }
8,589
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
functionCall
function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCall(target, data, "Address: low-level call failed"); }
/** * @dev Performs a Solidity function call using a low level `call`. A * plain`call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw ...
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 3121, 3299 ] }
8,590
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
functionCall
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) { return _functionCallWithValue(target, data, 0, errorMessage); }
/** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 3524, 3725 ] }
8,591
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
functionCallWithValue
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); }
/** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ *...
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 4095, 4326 ] }
8,592
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
Address
library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will ...
/** * @dev Collection of functions related to the address type */
NatSpecMultiLine
functionCallWithValue
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); return _functionCallWithValue(target, data, value, errorMessage); }
/** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 4577, 4898 ] }
8,593
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
SafeERC20
library SafeERC20 { using SafeMath for uint256; using Address for address; function safeTransfer(IERC20 token, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } function safeTransferFrom(IERC20 token, add...
/** * @title SafeERC20 * @dev Wrappers around ERC20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `...
NatSpecMultiLine
safeApprove
function safeApprove(IERC20 token, address spender, uint256 value) internal { // safeApprove should only be called when setting an initial allowance, // or when resetting it to zero. To increase and decrease it, use // 'safeIncreaseAllowance' and 'safeDecreaseAllowance' // solhint-disable-next-line ...
/** * @dev Deprecated. This function has issues similar to the ones found in * {IERC20-approve}, and its usage is discouraged. * * Whenever possible, use {safeIncreaseAllowance} and * {safeDecreaseAllowance} instead. */
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 747, 1374 ] }
8,594
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
SafeERC20
library SafeERC20 { using SafeMath for uint256; using Address for address; function safeTransfer(IERC20 token, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } function safeTransferFrom(IERC20 token, add...
/** * @title SafeERC20 * @dev Wrappers around ERC20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `...
NatSpecMultiLine
_callOptionalReturn
function _callOptionalReturn(IERC20 token, bytes memory data) private { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that // the target ad...
/** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi...
NatSpecMultiLine
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 2393, 3159 ] }
8,595
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
ICompositeVault
interface ICompositeVault { function cap() external view returns (uint); function getConverter() external view returns (address); function getVaultMaster() external view returns (address); function balance() external view returns (uint); function tvl() external view returns (uint); // total dol...
token
function token() external view returns (address);
// total dollar value
LineComment
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 331, 385 ] }
8,596
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
ICompositeVault
interface ICompositeVault { function cap() external view returns (uint); function getConverter() external view returns (address); function getVaultMaster() external view returns (address); function balance() external view returns (uint); function tvl() external view returns (uint); // total dol...
deposit
function deposit(address _input, uint _amount, uint _min_mint_amount) external returns (uint);
// average dollar value of vault share token
LineComment
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 1309, 1408 ] }
8,597
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
CompositeVaultController
contract CompositeVaultController { using SafeERC20 for IERC20; using Address for address; using SafeMath for uint; address public governance; address public strategist; struct StrategyInfo { address strategy; uint quota; // set = 0 to disable uint percent; ...
setStrategyInfo
function setStrategyInfo(uint _sid, address _strategy, uint _quota, uint _percent) external onlyStrategist { require(approvedStrategies[_strategy], "!approved"); strategies[_sid].strategy = _strategy; strategies[_sid].quota = _quota; strategies[_sid].percent = _percent; }
// stratId => StrategyInfo
LineComment
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 2218, 2536 ] }
8,598
CompositeVaultController
CompositeVaultController.sol
0x3e67c27d14032304c0e8c3af8214ecf102641dbb
Solidity
CompositeVaultController
contract CompositeVaultController { using SafeERC20 for IERC20; using Address for address; using SafeMath for uint; address public governance; address public strategist; struct StrategyInfo { address strategy; uint quota; // set = 0 to disable uint percent; ...
harvestStrategy
function harvestStrategy(address _strategy) external onlyAuthorized { ILpPairStrategy(_strategy).harvest(address(0)); }
// note that some strategies do not allow controller to harvest
LineComment
v0.6.12+commit.27d51765
MIT
ipfs://9f2fb03e525277e79f1a77335f223d81e32ac35fb225aadebfd528f4f1192ea6
{ "func_code_index": [ 5825, 5963 ] }
8,599