Feature Tip: Add private address tag to any address under My Name Tag !
ERC-1155
Overview
Max Total Supply
0 MUS
Holders
192
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
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# | Exchange | Pair | Price | 24H Volume | % Volume |
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Contract Name:
MUS
Compiler Version
v0.8.17+commit.8df45f5f
Optimization Enabled:
Yes with 300 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @title: MitamaUnited-supporters /// @author: manifold.xyz import "./manifold/ERC1155Creator.sol"; ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// // // // // // // // // // // // // // // // ` ` ` ` ` ` ` ` // // ` ` ` ` ` // // ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` // // ` ` ` ` ` ` ` ` // // ` ` ` ` ` // // ` ` ` ` ` ` ` `....J++J-... ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` // // ` ` ` ` ` ` ` ` ` ` ` ` .-g###N######N###MNa,. // // ` .JgHHmgJ-gM##MBY1;;;;;;;;?7TWM#N#MHJ, ` ` // // ` ` ` ` ` ` ` ` ` ` ` `..(JJ.. (##MMMMM##MH5<;;;;;;;;;;;;;;;;;;?TWMM#Mm.. // // ` ` ` ` ` .d#NNMM#NN, .M#NagJ;;;;;;;;;;;;;;<<<:;;;;;;;;;;;;?THM#N, ` ` ` ` ` ` ` ` ` ` ` ` ` ` // // ` ` ` ` .d###3;;;?MNM& -7M#Ne;;;;;;:;;;<~~~~~~~~~<;;;;;;;;;;<TMNN, ` ` // // ` ` ` ` `.M#M6+++&++?H##p. ?##R;;;;;;;;;;__~:~~:~~(;;;;;;;;;;;;?H#Mo ` // // ` ` ` ` ` ` .M#MOrtttttrz;d##Ma....d##D;;:;;:;;:;;;;;;;;;;;;;:;;:;;;;;;;<M#N. ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` // // ` ` ` ` ` ` ` .##MZtrtrrttrt+<(TMNN###M#3;;;;;;;;;;;;;;;;;;;;;;;;;;;;:;;;;;;d#N} // // ` .d##BtrttrtttttrO+<~~~~<<~<;;;;;;:;;:;;:;;;;;;;;;;;:;;:;;;;:;;;+d#M: // // ` ` ` ` ` ` ` ` .(##M8tttrAgHMN#NMNsz<:~~:__(;;;;;;;;;;;;;:;;;;;;;;;;;;;;;;;;;;+xdN#F ` ` ` ` // // ` ` ` ` (Hg+(.....JH##MBttrAgM##M#"""H#NRtz<;;;;;;;;;:;;:;;:;;;;:;;:;;:;;:;;;;;;++Owd##@ ` ` ` ` ` ` ` ` ` ` ` ` ` // // ` (M####NN#MMM9ttOQH##MY! (#N8ttrO&+<;;;;;;;;;;;;;;;;;;;;;;;;;;;+++OtwQk##M= ` ` ` ` ` // // ` ` ` ` ` ` ?M##MmgAAwAgg####= (##@ttrtttrttttwQa&ggNNMMMMMMMMMMMMMMMNNNggMN###= ` ` // // ` -THM#######M"! d########MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMNg., ` ` ` ` ` ` ` ` ` ` // // ` ` ` ` ` ` `!!!` ?"WMMMMMMMMMMMMMM@"7MMMHM, -#YTM~ d#HMMMMMMMMMMMMMNJ,. ` ` ` ` ` ` ` ` ` // // ` ` ` .+MMMMMMMM#"!.#1>d@ J@>j>dN. (#>jM M$;dMC>?N,J#THMMMMMMNg,. // // ` ` `..MMMMMMMH#C>dN,.MC+>J#.#<jMp>dN J@>J# .Mz>MM>+&?NdD>gM3>M#MMMMMNg, // // ` ` ` `.JMMMMMH9dN,,N>++?MMD+R>JNM$>?YY>>Hb..Jb>JN..M>+M#>jNe?MC>M#>jMNg&+THMMMMa, // // ` ` ` ` ` ` .(MMMM#WM#>u>dN,Mc+Nx?B>dN<jM@>jMMMN<+MMMMMg++7Y<+dM@;j#Ms?>jM@>dF dD>qg&#TMMMMa, // // ` ` ` .MMMMB3juHHD+MN<?MMP>MMs;jMM&&MggMMMMMMMMMMMMMMMMNMMMMNgdMMMe>jM$>M\.#>j# JE;&?TMMMN, // // ` ` ` ..MMMM$jg>J@ dI?Y1&<?M#+dMMMMMMMBYC?????>???????????????OTTMMMMMMMN&jN..@>d] M<jMMmjMMMMMa. // // ` ` ` .(MMMN>JM^M2<M,M>jMHMNgMMMMMB6???????????>???>?>?>?>????????????+7TMMMMMMMm+M`.@>g+TMMD>dMMMMm. // // ` ` ` ` ` ..MMM5?Mp+N.(N>db#jdMMMMMM91?????>?>?>?>??>??>??>???>?>?>?>?????>??????zTMMMMMMNMzjNMNd#>dm?MMMMMa. // // ` .MMMMM>>dN>db McjMMMMMMB3??????>???>???>??>??>?????>????>???>>?>??>??>??????vTMMMMMm&?HMCjF,Pd/TMMMMp // // ` ` ` .MMMMM_d>R?Mp<N.JMMMMMBC?????>??>??>???>???>????>?>???>?????>?????>??>??>????>????TMMMMNd@+M .Dj} .TMMMN, // // ` ` ` ` .JMMM#>?MMzN+dNjMMMMMM5??????>??>???>??>??>???>??>???>???>?>???>??>?????>??>?>??>?????7MMMMNx?M8+H ,MMMMh. // // ` ` ` .MMMMDW+u<dIMbjMMMMM#C?????>???>??>????>????>???>??>??>?>????>???>??>?>???>??>????>???????HMMMNJ&d\ 7MMMN, // // ` ` ` ` .MMMH' ,b?Ne>WMMMMM#1???>?>??>??????>??>??>??>?>?????>????>??>?>???>????>??????>?>??>?>?????zHMMMMe ,MMMMp // // ` ` .gMMMF ?pdMNMMMM#C??>???>???>?>?>???>???>??>???>?>???>??>??>???>???>??>??>?>???>????>?>?>?>???MMMMN, UMMMN. // // ` ` .MMMM$ W&NMMMM5??>??>???>???>??>?>??>????>?????>?>???>??????>??>???>???>??>?>???>?????>???????dMMMMx ?MMMN. // // ` ` ` .MMMM^ .MMMM#???>????>??>?>?????>????>?>???>?>????>???>?>?>??>??>???>????>???>??>?>?>???>?>????1HMMMh. ,MMMN, // // ` ` .MMMM^ .MMMM5??>???>??>???>??>?>???>???>??>??>??>??>?>????>????>??>???>??>?????>????>??>??>?>?>???dMMMN, ,MMMN, // // ` ` ` .MMMM^ .MMMM3????>??>???>????>???>??>?>???>?????>??>???>????>?>????>?>??>??>?>???>?????>??????>??>???MMMN, ,MMMN. // // ` ` ` dMMM\ .MMMMNgggggggggggx?>?>??>???>?????uggggggggggggggga??ugggggggggggggx????>???>?>??ugggggggggggg&zMMMM, ,MMMN // // ` -MMMF .MMMMMMMMMMMMMMMMMMNc??>??>???>?>?uMMMMMMMMMMMMMMMMMNdMMMMMMMMMMMMMMMNx??>?>?????dMMMMMMMMMMMMMMMmMMMN, ?MMMb // // ` ` .MMMF .MMMMdMMMMMMMMMMMR?MMMmc????>?????1MM#gMMMMMMMMMMMb>dMMM#dNNNNNNNNNK+TMMNx???>?>??MM#dNNNNNNNNN2?MMMMMMN. WMMM, // // ` ` ` ` ` MMMM` dMMMNJMMYTTTTTTWMMx>?MMMp>??>?>?>?dMMGMM@TTTTTTTMMb>;>MM#dMMMMMMMMM#>>+TMMNz????>?MM#dMMMMMMMMMP;>?MMMMMb .MMMN // // .MMM$ .MMMMNJMMz???????MMN<;>dMNc>????>?uMM8MM#???????zMMb>>>MM#dMN????>MM#;;>;jMMb?>????MM#dMN????dMMP;>>;dMMMM] -MMM] // // ` ` ` .MMM# .MMMMMNJMMz??>?>???MMb;>+MMN???>??1MM#dMM3?>??>??zMMb>;;MM#dMN?????MM#;>;>jMMb??>?>?MM#dMN?>??dMMP;;;>dMMMMN. MMMN. // // ` ` ` ` .MMM% JMMMMMNJMMz???>????dMMp;>?MMK???>?dMMGMM8??>??>??zMMb>>;MM#dMN?>?>?MM#>;>>jMMb>?????MM#dMN?>?>dMMP>;>>dMMMMMb -MMM] // // ` MMM# .MMM#dMNJMMz???????>?HMN+;>dMMs???dMM8MM#???????>?zMMb>;>MM#dMN??>??MM#>;;>jMMb?>?>??MM#dMN??>?dMMP;;;>dMMHMMM. MMMN // // ` .MMMF -MMM3dMNJMMz?1MMMMMm?zMMN>>;MMNz?1MM#dMMC1dMMMMN??zMMb>;>MM#dMN????>MM#;>;>jMMb????>?MM#dMN?>??dMMP;>;>dMMdMMM] JMMM- // // ` ` ` ` (MMM\ dMM#?dM#JMMz?dMM$dMMR?dMMR>>?MMb?dMMqMM8?dMMCdMMC?zMMb>>;MM#dMN?>???MM#>;>;jMMb?>????MM#dMN?>??dMMP;;>;dMM?MMM# .MMM] // // ` dMMM ` .MMM@?MM#JMMz?zMMP>dMNc?dMMc;>dMMgMM8MM#?dMMD>dMN??zMMb>;>MM#dMN?>?>?MM#>;;>jMMb?>?>??MM#dMN??>?dMMP;>;>dMM?dMMM. MMM@ // // ` ` MMM# .MMMD?MM#JMMz??MM#;?MM#??MMN<;>dMMM#dMM11MM#>;MM#??zMMb>;;MM#dMN????>MM#;>;>jMMb??>???MM#dMN?>??dMMP;;>>dMM?dMMM; MMMN // // ` ` MMM# .MMM$?MM#JMMz??dMN>>JMMp??MMK;>+MMMqMMD?dMM1>jMME?>zMMb>>;MM#dMN?>???MM#>;>>jMMb>???>?MM#dMN?>??dMMP>;;>dMM?dMMM] dMMM // // ` ` MMMF -MMMI?MM#JMMz??dMMz;>HMNz?dMMc;>JM8MM#?dMM5;;jMM$??zMMb>>;MM#dMN??>??MM#>;;>jMMb?>????MM#dMN??>?dMMP;>;>dMM?dMMM] dMMM // // ` ` ` ` MMMF -MMMI?MM#JMMz??dMMZ>;?MMN?1MM#>;>djMM31MM#>;>jMM1??zMMb>;>MM#dMN???>?MM#;>;>jMMb??>?>?MM#dMN?>??dMMP;;>;dMM?dMMM] dMMM // // MMMb ,MMM$?MM#JMMz??zMMb>>>dMMp?dMMs>;jMM@?dMM>;>>dM#???zMMb>;>MM#dMN?>??>MM#>;>;jMMb?>????MM#dMN?>??dMM$;>;>dMM?dMMM\ dMMM // // ` ` MMM# ` .MMMb?MM#JMMz???MM@>;;;dMNc?MMN>>dMM1dMM5;;;>MM#?>?zMMb>>;MM#dMN??>??MM#;;>>jMMb??>???MM#dMN??>?dMM$>;>>dMM?dMMM: dMMN // // ` ` ` ` MMMN MMMN?MM#JMMz?>?MM#;;>>+MMN?JMMm&MMEjMM@>;>;>MM#???zMMb>;>MMNJMMz??>?MMN;;>;jMMb>??>?1MM@MM#?>??dMMI;;;>dMM?dMMM MMM# // // ` JMMM- dMMN?MM#JMMz???MM#>;;>JJMMK?dMMMMB?dM#<;;>;>MM@??>zMMb>>>dMMdMMf????dMM+;>>jMMb?>??>dMMbMM@???>dMM>;>;>dMM1MMMF .MMMF // // ,MMM] -MMMyMM#JMMz???MM#>;;>jNdMMy??????dMM3;;>;>>MM@?>?zMMb>;;JMMPMMN?>??JMMR>;>+MMb?????dM#dMM3??>1MM#;>;>;dMNdMMM% -MMM\ // // ` ` ` ` ` MMMN MMMNMM#JMMz?>?MM#;>;>jMKMMNz????uMME;;>;>>cMM@???zMMb>;;>MMNdMMc?>??dMMx;;>MM#???udMMXMM@?>??dMM$>;;>>MM#dMMM dMMM // // ` ` dMMM, JMMMMM#JMMz???MM#;;>;+MMsMMb??>1MM#>>;>>;jbMM@??>zMMb>>;>dMMpMMN??>??HMMe1>dMMMMMMM#qMM#????jMM#>;>;>jMMNMMMF .MMMF // // ` .MMMb MMMMM#JMMz???MM#>;>>+MMNJMMp??dMM>;;>;>jMPMM@?>?zMMb>;>>JMMNJMMR?????dMMMNxWHHHHagMMM8??>?1MMM<;>;;>jMMMMM# gMMM! // // ` ` dMMM, ` ,MMMM#JMMz???MM#>;;>+MMMNdMMMMMM5>;;>;+dMPMM@???zMMb>;;;JMMMNJMMNc?>????HMMMMMMMMMB6?????uMMM>;;>;>+MMMMMM\ .MMMF // // ` ` ` .MMMN qMMM#JMMz???MM#;;>>+MMMMKYYYYY5;>;>>>jMMPMM@??>zMMb;>;>JMMMMMeHMMNx?>???????????>?????uMMM@>;;>;>>gMMMMMF MMMM! // // ` ` JMMMp WMMMdMMNNNNMM#>;;>+MMMMMN&>>;;>;;;>jMMMPMMNNNNNMMb>;>>JMMzdMMNeWMMMNggxz?>?>???1uggNMMMB1;;>;>>;jMMMMM@ .MMMF // // ` ` ` WMMM, ......MMMMMMMMMMMME>;>>+MMbzHMMN&>>;>>;+MMMMPMMMMMMMMM5>;;>JMMz??TMMNx?TMMMMMMMMMMMMMMMMM8C>;>;>;>;+dMMMMM# .MMM@ // // ` ` ..(MMMMMMMMMMMMMMMMMMMMNg&J>;>>;+MMb??zHMMMMMMMMMMMMMMe<;;;;;;;;;>;;JMMz???+TMMNJ>>>>?7TTYTTC1;>>;;>;;>>>>>jMMMMMM#` .MMMM` // // ` ` .(NMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMNaJ++MMb????zTYYYYYYY91?7MMNe>>;>;>;>;>>JMMz??>??1TMMNg+>;;;;;>;;;>;;>;;>+jgMMMMMMMMM@ .MMMM^ // // ` .-MMMMMMMMMMBYC??????????uMMMMM#TMMMMMMMMMMMb?>??????>>?>??????dMMNNNNNNNNNNNMMM1???>????TMMMMNg&++>>;>;>>+jgMMMMMMMMMMMMF .dMMM\ // // ` .(MMMMMMMB6=???????????????uMMMMMN?????ZTMMMMMMMMNgxz??????>?>?>??>?TMMMMMMMMMMMMBC??>???>?????7TMMMMMMMMMMMMMMMMMMMHMMMMMM$ .MMMM% // // ` ` ` .MMMMMM#6????????????????????dMMMMM@Mmz??????vTMMMMMMMMMNgg&z???>??>??????????????????>??>??>?>??????1ugMMMMMMMMMMB6??zMMMM#' .MMMM3 // // .+MMMMM#6????????????????=?=???jMMMM9HH@HMe?????????zTHMMMMMMMMMMMMNNgggggg&&&zzz111?????11zz&&gggggNMMMMMMMMMMMM9C???????MMMM; .MMMM^ // // ` .gMMMMMMB1?????????????????????=??dMMM#???MH@HNe?????????????7THMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMH9C??????????udMMMMb (MMM#` // // .JMMMMMMB3?????????=??=??????????????MMMMD????VM@@HMmz?????????????????zvTTWHMMMMMMMMMMMMMMMMMMMMMMMMMMMMB9YC??????????????1gH@@HMMMMm .MMMMF // // ` dMMMMMMMMNx???????????????????=?=????MMMMI???????H@HH@Hx?????????????????????????????????????????????????????????????????ug@H@HM8?MMMMb .MMMM^ // // ?"THMMMMMMMNgx??=??=????????????=??=MMMMI???udTmzvWMH@HMmx????????????????????????????????????????????????????????????udH@H@#6???JMMMN.MMMMF // // ` (TMMMMMMMNggx=?=???????=?????jMMMMZ??d5+Mmdbz?7H@H@HNez??????????????????????????????????????????????????????1gHH@@MB1??????MMMMMMM#' // // 7WMMMMMMMMMMNNggggggggNMMMMMMMR?WxdHQd#1JTe?zTM@H@HHx=?????????????????????????????????????????????????ug@H@@M5????????1MMMMMM= // // ` ?TWMMMMMMMMMMMMMMMMMMMMMMMMNzz8aMTNJWmdTmx??W@H@H@mx=???????????????????????????????????????????=udH@H@#6?????????uMMMMM3 // // ` ?"""""""""""7` ?WMMMNe??dm?5j8u#jJSx??7W@H@H@Hez???????????????????????????????????????1dH@@MBI?????????uMMMMMY // // ?MMMMNx??vT1d5j8d#YYm???7H@H@HHNmx?=????????????????????????????????=dMH@M5=?????????uMMMMM@` // // ` TMMMMNx??z9W1gwWNEjb&z???ZWM@@H@HHax=????????????????????????????1dMHY???????????uMMMMM@! // // ` ` ` ` .WMMMMNx???7mJW#WB1&JWz????zTH@@H@H@Hax?=???????????????????????zC????????????udMMMM@! // // ` (MMMMMNx????Wd@j5d5jkUQz?????vTM@H@HH@Haz??????????????????????????????????gMMMM#! // // ` ` ` ,WMMMMNgz???UgwudmNM2dz????????vTHM@H@HNmx=???????????????????????????=udMMMM3 // // ` ` ` ` .TMMMMMNx???1N+jgAdM6Z9e??????????OTWHMH@mx=????????????????????????aMMMMB` // // ` ` ` ` ` 7MMMMMNmx??vSJNVYYT1d????????????????1vT9??????????????????????udMMMM" // // ` ` ` .TMMMMMNax?zTa?MK6?????????????????????????????????????????1gMMMM#` // // ` ` ` ` ` ?WMMMMMMNgx7W5???????????????????????????????????????==gMMMMM= // // ` ` ?TMMMMMMMNgaz?=???????????????????????????????????aMMMMM" // // ` ` ` ?"MMMMMMMMNgax=????????????????????????????=uMMMMMD // // ` ` ` ` ` ` ` ` ?THMMMMMMMMNNgaz?=???????????????????=udMMMM@` // // ` ` ?THMMMMMMMMMNagxz??????????????1gMMMM#' ` // // ` ` ` ` ` -7"MMMMMMMMMMNNgga&zz=?=?dMMMMM^ ` // // ` ` ` ?"WMMMMMMMMMMMMMMMNMMMMD // // ` ` ` ` ` ` ` ` ?""HMMMMMMMMMM#' // // ` ` // // // // // ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// contract MUS is ERC1155Creator { constructor() ERC1155Creator("MitamaUnited-supporters", "MUS") {} }
// 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 ERC1155Creator is Proxy { constructor(string memory name, string memory symbol) { assert(_IMPLEMENTATION_SLOT == bytes32(uint256(keccak256("eip1967.proxy.implementation")) - 1)); StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = 0x6bf5ed59dE0E19999d264746843FF931c0133090; Address.functionDelegateCall( 0x6bf5ed59dE0E19999d264746843FF931c0133090, abi.encodeWithSignature("initialize(string,string)", name, symbol) ); } /** * @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 v4.8.0) (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 * ==== * * [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://diligence.consensys.net/posts/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/v0.5.11/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 v4.7.0) (utils/StorageSlot.sol) 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: * ``` * 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`, and `uint256`._ */ library StorageSlot { struct AddressSlot { address value; } struct BooleanSlot { bool value; } struct Bytes32Slot { bytes32 value; } struct Uint256Slot { uint256 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 } } }
{ "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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