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ERC-721
Overview
Max Total Supply
0 CDRT
Holders
4
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
0 CDRTLoading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
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Contract Name:
CDRT
Compiler Version
v0.8.17+commit.8df45f5f
Optimization Enabled:
Yes with 300 runs
Other Settings:
london EvmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @title: CLOUD RABBIT /// @author: manifold.xyz import "./manifold/ERC721Creator.sol"; ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// // // // // // // // // // // // // // ..., // // MMMMm. // // ` ........` JMMN, ?MMMMN, // // ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` `...gMMMMMMMNg,.` ` ` ` ` ` ` ` ` ` ..MMMMMMMMMMMMNa, ` WMMMMN, TMMMM, ` ` ` ` ` ` ` ` ` ` ` // // ..... ..MMMMMMMMMMMMMMMMMa, .MMMMMMMH""""MMMMMMMm, .WMMMM, ?MMMM, // // .MMMMMMMMa. .(MMMMM9"! ?TMMMMMN, .MMMMM"` ?UMMMMm. TMMMM, WNMMb // // ` ` ` ` ` ` ` ` ` ` ` ..ggg+JMMMMMMMMMMN ` ` .MMMM@! .(gNa, TMMMMh. .dMMM#^ ....WMMMN, 4MNMN ,MMMM ` ` ` ` ` ` ` ` ` ` ` ` ` // // .MMMMMMMMMMMMggHMMMM) .MMNM^ JMMMMMMN. TMMMN, ` ` .MMNMt JMMMMMMNMMMN, MMMM[ .MMMM~ ..gNN, // // .MMMMMMMMMNMNgggMMNMMm. .MMM#` .MMMMMMMMF ,MMMMx ` ` .MMMM^ JMMMMMMMMMMMb dMMMF (""^ ..JMMMMMMM@ // // (MMNMHgggMMMggggMMMNMMN, MMMM! MMMMMMMM' .MMMM, .MMMM' dMNM; JMNMF ..NMMMMMMMMMMM# // // ` ` ` ` ` ` .MMMMMMMNggggg@ggggMMMMb .MMNF 7HMMM" .MMMM, JMMMt ,MMM] TH"` `.JMMMMMMMMMMMNMNMM# ` ` // // TMMMNMM@ggMMMMNMNMMMMF dMMM` ...., ,MMMN ` ` .MMNF .........MMNF ` -MMMMMY"! -MMMNMMN# ` // // dMMMMMggMMMMMMMMMMNB MMM# .MMMMMMN,dMMM[ dMMM> ` ` MMMMMMMMMNMMF .7^ JMMNMWMMM# // // MNMMMggNMMMNMMMMM9^ NMM# .gMMNa. dMMMMMMMb.MMMN .MMN# """""""WMMM% .ga, .dMMMM'(MNM@ // // WMMNMMMMMNMMMNMM, MMMN (MMMMMMMp dMMMMMMMF JMNM[ .MMM] MMNM .MMMMM, .MMMN#` JMMMF // // 7MMMMMMMM" 4MMMN, dMMM< MMMMMMMM# ?MMMMM3 .MMMN dMMM! .MMMF .MMMMMNMp .MMMMF dMNMF // // ?77! WMMMN ....JMNMb JMMMMMMM^ MMMM. MMNM ` ` .gNNNNNNMMMM` .MMMMBMMMMh JMMNMD dMMMF // // . MNMMMMMMMMMMMMM. 7""B= (MNM] `` MMM# dMMb WMMMMMMMMMNF JMMMM3 ,MMMMN. .MMMNM^ 7"= // // `.dMMM, .dMMNMNMMMMMMMMMMb ..gNNJ, ,MMMMMMMMMMMMM#.MMMM ````(MMM@ dMMMM^ WMMMN, .MMMM@ // // .JMMMMM' ` .gMMMMMMMMHkkkkkkMMMM| .MMMMMMMb .MMMMNMMMMMMNMNMMMMMMM .MMNM! .dMMMM! TMMMMMMMMM$ // // .MMMMM^ .MMM, .MMMMMMMHqkkkkkkqkkHMMMN, MMMMMMMMM .MMMMMMMHkkkkkkHMMMMMMMN ` .......JMMMt .MMMM#` ?NMMMMN#! // // .MMMN@ .MMMMMF .dMMMMMMkqkkqqkqqkqqkqMMNMN. JMMMMMMMF .MMMMMMkH9UVWkkqNNNqNMNMMMN. ` JMMMMMMMMMMF .MMMM# ,MMNMD // // dMMMF JMMMND` .MMMNMMHMMNHkqkkqNMMMNkkMMMMb 7WMMB^ .MMMMMkkSrrrrrXqMMMMMMNMNMMMN, ,WMMMMMMMNM` .MMNM# ?"` // // .MMMM` JMMMM^ .dMMNMMkkMMMMNkkqkkMMMMNkqkMMMMb .dMMMMMkkqkrrrrrwqqMMMNMMMHMMMMb dMNM\ dMMM# // // (MMM# .MMNM! .MMMNMHkqkMMMMMkqkqkHMMMMkqkkMMMMb .MMMMNMMkkqkkmwwwQWkkkMMMMMMkkMMMMNMMMMNNg.. .MMMF JMMMM` // // JMNMF MMMMt .MMMMMqkkqkkkqkkqkkkkkkkkkqkqkkMMMMb .MMMMBMMNNkqkkqkkkkqkqkkkqMMMMkqMMNMMMMMMMMMMMMNMMM# WMMM! // // TM9` .MMNM .MMMNMqkkqkqkkkkqkkqqkqkqkqkkqkkqMMMMR .MMM#`,MMMNkkqkkqkqkkqkqqkkkkkkqkMMMN: ?TMMMMMM\ .gMMN&. // // ,MMM# JMMNMMNHqkkqqkqkkqkkqkkqkqkkqkqkkkMMNMh .MMM@ MMMMNqkqkkqkqkkqkkqkqkqkkNMMM# TMMMMp gMMMMMMMp .., // // ("" .MMNMMMMMMNHHqkqHHNNHkqkkqkkqkkqkkkkMMMMN. (MMM` ,MNMMNkkqkkqkqkkqkkqkqkqNMMMM' TNMMN. .MMMMTMMMM; .JMMMb // // MMMMNMMMMMMMMMMMMMMMMqkqkkHNNMMMMMMMMMNMMN. MMMF ,MMMMNHqkqkkqkqkqkkqkNMMMMM' ,MMMN. WNMNMMNMMh+MMMMMM^ .gNa, // // .MMNMHkkkMMMMMNMMNMMMMkqHNMMMMMMMMMMMMMMNMMMNMMM] TMMMMMNHHqkkqkqHNNMMMMMD ,MMMb 7MMMNMNMMMMNMM" dMMMMm. // // dMMMNkqkkkkkkkkkkkkkqkHMMMNM#"! 7"MMMMNM[ TMMNMMMMMMMMMMMMMMM" JMMM. ....... .TMMMMMY"= .gg, ?MMNMN, // // MNMMMkkqqkqkkqkqkqkqqNMMMM" ?YMB` 7WMMNMMNMMNM""` ,MNM] ..MMMMMMMMMMN, .MMNM .MMMMMa WMMMN. // // .MMNMkkqkkqkqkkqkqkqkMMNMD .MMMMgMMMMMMMMMMMMMMMMMNMNNgJ,. .TMMNMN, HMMMb // // ,MMMMkqkkqkkqkqkkkqkMMMM^ .. ... .(.. -MMNMMMNMBOtttttXMMMMMMMMMMMMMMN, UMMMM, ,MNM# // // ,MNMMqkqkkqkkqkqkqkMMMM% .., .MN, .dMM, .MMMb .MMMm. .JMMMF .MMNMMMN#OtttttttttZMMMMMHWMMMMMMMN, TMMMN. ,""` // // `...MMMNkqkqkqkqkkqkqHMMMF ,MMMN, .MMMMF MMMMN, .MMMM= TMMMMa .MMMMF .MMMM?MMMNOtttttttttttttttgNNstZMMMMMx MMNM] // // .., .gMMMMNMMMMHkkkHHHkqkkqkHMMM\ ?MMMMN, .MMNM3 ?MMMMN.MMMM@` ,WMMMNdMMMM^ .MMMM' JMMMKttttttdMMRttttZMMM#tttdMNMM, JMMM^ // // .MMMN .JMMMMNMMNMNMMNkW' .WkqkkMMNM~ TMMMMMMMM#` TMNMMMMM3 ?MMMMMMF .(MMMM-. ,MNM@ttttttMMMMtttttdMBZttttMMMMMMe. // // -MMM# `.MMMMMB=~~~dMMNNqb JkqkqHMMM; TMMMMMD .MMNMMx .dMMNMMe. .MMMNMMMMMMMMMKtttttttVUttttttttOtttttOHMMMMMMNg, // // `.MNMMt (MMMM5~~~~~:JMMMMHkh...(kqkkkHMNMb ` .dMNMMMM, .JMMNMMNMN, .MMMMMMMMN, ,HMH""""WMMMMNMMmytttttOggsrttQMMM#ttttttZMMMNMMMMa, // // .MMMNN. .MMNM3~~~:~~~_MMNMNkqqkqkkqkqkkMMMMx ` .MMNM"MMMMN, .MMMMF 7MMMMe .MMMM#! (MNMMN, ?YMMMMmOtttdMMMMMMMMMMEtttttAgdMMMMMMMMMN, // // `..MMMNMMMMNxdMNMF~~:~~:~~~JMMMMHkkqkkqkqkqqHMMMMp .dMMM#' ?MMMMm dMMN#^ .WMMMN .MMMM3 TMMM# TMMMNstttTMMMMMNMBOtOQgMMMMMMNMMNNMMMM% // // MMMMM#TMMMMNMMMM$~~~:~~:~~_MMMMNkkqkqkkkqkkHMNMMMNJ. MMMM" TNMM` TMM" (WW= ?"" 7= .WMMMstttttttttAggMMMMMMMMMMMHHHMMNMF // // ?MM"! TMMNMMNb~:~~~~~:~~?MNMMHqkf! ?HkkqMMNMMMMMMN+......., 7"` ... WMMNytttwggMMMMMMMMMMMHHHHHHHMMMM# // // ..MMMMNMMMN/~~:(Jg&,~dMMMNkq_ ,qkkMMMMb?YMMMMMMMMMMMMF .MMMp...... .MMMNgNMMMMMMMMMMHHHHHHHHHHHHNMMM^ // // .JMMMNMMMMMMMMe~(MMMMM[(MNMMNkh, .XkqkHMMNM, ?"""MMMMD ,MMMMMMMMMMMN, dMNMMMMMNMMHHHHHHHHHHHHHHHHMMMNF // // .MMMNM5<~~~TMMMMmJMMNMMR,?MMNMNkkqkkqkkqkHMMMM, .MMNM^ MMNMM"""WMMMM: ,MMMMMMHHHHHHHHHHHHHHHHHHHMMMMM` // // .MMMM@~~~~~~~?MMMMRWMMNMMMpdMMMMNkqkqkqkkkkHMMMMm. dMMM` MMMN] ?"! .MMMMHHHHHHHHHHHHHHH@HH@HHMNMMF // // MMNMF~~:~~:__~?NMMM>MMMNMMF~dMNMMHkqkkqqkqqkHMMMMMa..MMM^ TMM#` JMNMMMHHHHHHHHHH@HHHHHHHHMMMNM` // // .MMMM<~~:~(MMMNx?"B=~~7HMH5~~~WMMMNHkqK=`?7kkkkHMMMMMMMM# ` ` .MMMNMMMMHHHH@HHHHHHHHHHHHMMMMF // // .MMMMc~~~:MMNMMN~~~~~~~~~~~~~~(MMMMNHk! -qkqkkHMMMMNMF ` .MMM#(MMMMHHHHHHHHHHH@HHHHHNMNM! // // dMNMN_~~~dMMMMMMm~~:~:~:~~:~:~(MMNMNHL. .dkqkqkkkkMMMMb ` .MMN., .MMN#` ,MMMMHHHHHH@HHHHHH@HMMMM# // // .MMMMN,~~:TMNMMMMl~~:((J-~~:~~~(MMMMNHkkkqkkkqkqkkqkMMMN ` ` JMMMMMMNa... `..gMMMMD ?MMMMHHHHHHHHHHHHHHMMNM% // // WMMMMNgJ_?WMMM8~:(MMMMM;~~~~~~(MMNMNHkqkqkqkkqqqqqHMMMb ` ,MMMMMMMMMMMMMMMMMMMMMMMM" WNMMMHH@HHHH@HHHHHMMMM // // (HNMMMMMMx~~~~~(MMNMM#<~~:~:~~(MMMMNMMMMMMMMMMMMMMNMMMb `.MMN -MMMHHHHMMMMMMMMMMMMMB"` ,MMNMHHHHHHHHHHHHMMNMF // // .THMMNMF~~~~~~(T">~~~~(J+gMMMMNMMMMMMNMMMNMNMNMMMNMMMN, ` ` ` .MMMMMb ` dMNNHHHHHHHHHHHMMNMb dMMMHHHHHHHHHHHHMNMM% // // .MNMM>~:~:~~~~:((+MMMMMMMMMNMMMMMMHHHHHHHHHHHHNMNMMMMN,. ..MMMNNMMMx ` .MMMMHHHHHHHHHHHHMMMM; -MNMMHHH@HH@HHHHNMMM` // // MMMM[~~:~::(JMMMMMMMMMMMHHHHHHHHHHHHHHHHHHHHHNMMN,WMMMMNg......(gMMMMMMMHMMMMp ` ` .MMMMHHHHHHHHHHHHHMMNMb .MMNMHHHHHHHHHHMMMM# // // qMNMN,~~(+MMMMMMMMMHHHHHHHHHHHHHHHHHHHHHHHHHHMMMM 7WMMMMMMMMMMMMMMMHHHHHMMMMN, .JMMMMHHHHHHHHHHHHHHHMMMM. .MMMMHHHHHHHHHHMMMMF // // UMMMMNMMMMMMMMHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHMMNM- ?"""""MMMMHHHHHHHHHMMMMMMa,. ..MMMMNMHHHHHHH@HH@HH@HHMMMM] .MMMMHHHH@HH@HHMNMM\ // // (HMMMMMMMMHHHHHHHHHHHHHHHHHHHHHHHHH@HH@HHHHMMMM] dMMMMHHHHHHHHHHMMNMMMMMMNNNMMMMMMMMMHHHHHHHHHHHHHHHHHHHNMMN (MNMMHHHHHHHHHHMMNM // // .MMNMMMHHHHHHHHHHHHHH@HHHMY""""WMHHHHHH@HMMMN@ MNMMY"""WHHHHHHHHHMMMMMMMMMMMMMMHHHHHH#"^` ?7YMHHHHHMMMMb .MMMMHHHHHHHHHHMMMM# // // TMMMMMHHHHHHHHH@HHHHY' ,HHHHHHH!HMMM. .MMNN. ?MHHHHHM= .WHHHHHM"""YHHHH# (UHHHHMMMMp .MMNMMHHHH@HHHHHMNMMF // // ,MNMMMHHHH@HHHHHH#! .MHHHHHM ,MMM] ,MMMb 4HHHH! .MHHHM ,HHHN (MHHHMMMMN,. .dMMMMMHHHHHHHH@HHMMMN\ // // .MMNMMHHHHHHHHHM` ..JHHHHHHH# MMNN. dMMMN, WHHH_ JHHHH. XHHH. dMa, ,MHHHMMMMMMMMMMMMMMHHHHHHHHHHHHHNMMM // // MMMMMHHHHH@HH] .dHHHHHHHHH@HHF -MMMb .MNMMH, ,HHH: ,HHHH: ,HHH) (HHH; (HHHHHMMMMMMMMMMHHHHHHHH@HHHHHMMMM# // // .MMNMMHHHHHHH[ .HHHHHHHHHHHHHHF UMMMp .MMNMH] .HHH) .HHHH) HHH] ,HHHb HHHHHHHHHHHHHHHHHHHHHHHHHH@HHMMNMF // // ,MMNMMHHHHHH] -HHHHHHHHHHHHHH] UMMMh. -MMMMHF .HHH] .HHHH] HHHb .HHH# MHHHHHHHHHHHHHHHHHHHHHHHHHHHHMMMM\ // // (MMNMHH@HHHb ,HHHHHHHHHHHHHH\ MMMMMm,. `.JMMMMHH] .HHHb .HHHHF HHHM MHHF HHHHHHHHHHHHHHHHHHHH@HHHHHHHHMNMM // // WMMMMHHHHHN. WHHHHH@HH@HHHH} HHMMMMMMMMMMMMMMM9HH# .HHHM. WHHHF .HHHH_ d#" .HHHHHHHH@HHHHHHHHHHHHHH@HHHHMMMN# // // .MMMMMHHHHHL .MHHHHHMHHHHHH: HMMMMMMMMMMMMM#" .^ .HHHH[ ?"^ .HHHH) .HHHHH@HHHHHH@HH@HH@HHHHHHHH@HMMMM] // // JMNMMHHHHHHp ~` ?HHHH` 4HHHHHh .MHHHHN. .MHHHH] .JHHHHHHHHHHHHHHHHHHHHHH@HHHHHHHNMNM! // // MMMMMHHHHHHh, .HHHH. .HHHHHHN, .HHHHHHHN, .MHHHHHHa. ...+MHHHHHHHHHHH@HHHHHHHHHHHHHHHHHHHMMMM# // // ,MNMMHHHHHHHHNa.. ...+HHHHHMa.........dHHHHHHHHHHNa(..JdHHHHHHHHHHHHNag+++ggMHHHHHHHHHHHHHHHHHHHHHHHHHH@MMMHYYYYYYWHMMMHHHH@HHHMMMNF // // HMMMMHH@HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHMMYY"WMHHHHHHHHHHHHHHH@HHHHHHHHHHHHHHHHH#! .MHHHHHNMMM! // // ,MMNMHHHHHHHHHHHHHHMY""! ?HHHHHHHHMY""77?77"YMHHHHHHHM"! (MHHHHHHHHHMY""""WMHHHHHHM"` _7HHb JHHHHMMMNF // // dMMNMHHHHHHHHHHM^ ?HHHHHH' 7HHHHHM! .MHHHHHM" .WHHHHF JHH, .HHHHHMMMM% // // ,MMMMHHHHHHHHHHF . -HHHHH_ XHHHHM. .+, ,HHHHH% 4HHHb ,HHHHHHHH) ,HHHHHHHHHHMMNM# // // dMNMMHH@HH@HHHb .dHHb JHHHH] ,H] .HHHHH[ ,H# .HHHHH] .HN, .HHHN HHHHHHHH] ,HHHHHHHHHHMMMM] // // .MMNMMHHHHHHHHN MHHHH; .HHHHb .Y" dHHHHb ,HHHHH] ,HH# MHHM. WHHHHHHHF ,HHHHHHHHHMMNM# // // dMMMMHHHHHHHHH- ?Y""7 .HHHHN .HHHHH. .WHHH] ` .HHHH| JHHHHHHHb -HHHHHHHHHMMMNt // // MMNMMHHHHHHHHb JHHHHM. qHHHH] .HHHF HHHHHb ,HHHHHHHN JHHHHHHHHMMNM# // // (MMMMHHH@HHHHN JHHHHHH| (HM[ .HHHHN -HHN dHHb 4HHHN. .HHHHHHHN JHHHHH@HHNMMM^ // // MMMMMHHHHH@HH[ 7MHHHH] ,HHN WHHHH[ .HHH; dHH@ ua.. MHHH] WHHHHHHH gHHHHHHHMMMMF // // ,MNMNMHHHHHHHb .J. THHHb .HHH[ ,HHHHN ??! MHHN JHHF dHHHN. JHHHHHHH. dHHHHHHMMMM# // // qMMMMHHHHHHHH, MHHm, ,HHN HHHN. .HHHHH[ JHHHH. dHHHHL ,HHH@HHH~ // // // // // ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// contract CDRT is ERC721Creator { constructor() ERC721Creator("CLOUD RABBIT", "CDRT") {} }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz import "@openzeppelin/contracts/proxy/Proxy.sol"; import "@openzeppelin/contracts/utils/Address.sol"; import "@openzeppelin/contracts/utils/StorageSlot.sol"; contract ERC721Creator is Proxy { constructor(string memory name, string memory symbol) { assert(_IMPLEMENTATION_SLOT == bytes32(uint256(keccak256("eip1967.proxy.implementation")) - 1)); StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = 0x5133522ea5A0494EcB83F26311A095DDD7a9D4b6; (bool success, ) = 0x5133522ea5A0494EcB83F26311A095DDD7a9D4b6.delegatecall(abi.encodeWithSignature("initialize(string,string)", name, symbol)); require(success, "Initialization failed"); } /** * @dev Storage slot with the address of the current implementation. * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is * validated in the constructor. */ bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc; /** * @dev Returns the current implementation address. */ function implementation() public view returns (address) { return _implementation(); } function _implementation() internal override view returns (address) { return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (proxy/Proxy.sol) pragma solidity ^0.8.0; /** * @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM * instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to * be specified by overriding the virtual {_implementation} function. * * Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a * different contract through the {_delegate} function. * * The success and return data of the delegated call will be returned back to the caller of the proxy. */ abstract contract Proxy { /** * @dev Delegates the current call to `implementation`. * * This function does not return to its internal call site, it will return directly to the external caller. */ function _delegate(address implementation) internal virtual { assembly { // Copy msg.data. We take full control of memory in this inline assembly // block because it will not return to Solidity code. We overwrite the // Solidity scratch pad at memory position 0. calldatacopy(0, 0, calldatasize()) // Call the implementation. // out and outsize are 0 because we don't know the size yet. let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0) // Copy the returned data. returndatacopy(0, 0, returndatasize()) switch result // delegatecall returns 0 on error. case 0 { revert(0, returndatasize()) } default { return(0, returndatasize()) } } } /** * @dev This is a virtual function that should be overridden so it returns the address to which the fallback function * and {_fallback} should delegate. */ function _implementation() internal view virtual returns (address); /** * @dev Delegates the current call to the address returned by `_implementation()`. * * This function does not return to its internal call site, it will return directly to the external caller. */ function _fallback() internal virtual { _beforeFallback(); _delegate(_implementation()); } /** * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if no other * function in the contract matches the call data. */ fallback() external payable virtual { _fallback(); } /** * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if call data * is empty. */ receive() external payable virtual { _fallback(); } /** * @dev Hook that is called before falling back to the implementation. Can happen as part of a manual `_fallback` * call, or as part of the Solidity `fallback` or `receive` functions. * * If overridden should call `super._beforeFallback()`. */ function _beforeFallback() internal virtual {} }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ 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 return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * * Furthermore, `isContract` will also return true if the target contract within * the same transaction is already scheduled for destruction by `SELFDESTRUCT`, * which only has an effect at the end of a transaction. * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @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 `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://consensys.net/diligence/blog/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.8.0/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ 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 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 returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ 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 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._ */ 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-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ 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"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ 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-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ 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-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), "Address: call to non-contract"); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/StorageSlot.sol) // This file was procedurally generated from scripts/generate/templates/StorageSlot.js. pragma solidity ^0.8.0; /** * @dev Library for reading and writing primitive types to specific storage slots. * * Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts. * This library helps with reading and writing to such slots without the need for inline assembly. * * The functions in this library return Slot structs that contain a `value` member that can be used to read or write. * * Example usage to set ERC1967 implementation slot: * ```solidity * contract ERC1967 { * bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc; * * function _getImplementation() internal view returns (address) { * return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value; * } * * function _setImplementation(address newImplementation) internal { * require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract"); * StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation; * } * } * ``` * * _Available since v4.1 for `address`, `bool`, `bytes32`, `uint256`._ * _Available since v4.9 for `string`, `bytes`._ */ library StorageSlot { struct AddressSlot { address value; } struct BooleanSlot { bool value; } struct Bytes32Slot { bytes32 value; } struct Uint256Slot { uint256 value; } struct StringSlot { string value; } struct BytesSlot { bytes value; } /** * @dev Returns an `AddressSlot` with member `value` located at `slot`. */ function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `BooleanSlot` with member `value` located at `slot`. */ function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `Bytes32Slot` with member `value` located at `slot`. */ function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `Uint256Slot` with member `value` located at `slot`. */ function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `StringSlot` with member `value` located at `slot`. */ function getStringSlot(bytes32 slot) internal pure returns (StringSlot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `StringSlot` representation of the string storage pointer `store`. */ function getStringSlot(string storage store) internal pure returns (StringSlot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := store.slot } } /** * @dev Returns an `BytesSlot` with member `value` located at `slot`. */ function getBytesSlot(bytes32 slot) internal pure returns (BytesSlot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `BytesSlot` representation of the bytes storage pointer `store`. */ function getBytesSlot(bytes storage store) internal pure returns (BytesSlot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := store.slot } } }
{ "remappings": [ "@openzeppelin/=node_modules/@openzeppelin/" ], "optimizer": { "enabled": true, "runs": 300 }, "metadata": { "bytecodeHash": "ipfs" }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "evmVersion": "london", "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"stateMutability":"payable","type":"receive"}]
Contract Creation Code
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Deployed Bytecode
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