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ERC-1155
Overview
Max Total Supply
16,136 Free
Holders
8,723
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 |
---|
Contract Name:
Free
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: Freeemes /// @author: manifold.xyz import "./manifold/ERC1155Creator.sol"; //////////////////////////////////////////////////////////////////////////////////////////// // // // // // |"¬¬]||b¬jj[¬¬¬]|`b¬j⌠[Γ j]|Γ ¬,'|L¬]f'¬¬,⌠'¬,\¬"",,jj|Γ ¬jj| ¬¬j|Γ¬ ⌠|[¬¬]⌠|¬¬¬ // // // // |~ ─²|ⁿ── └ⁿ── ²²~───'ⁿ⌐""'ⁿ"b""9²""^½²"⌐^²²"²"'^²`²²^^²²ⁿ²²ⁿⁿ──└|~─ ²|~─~~²ⁿ─── // // // // ╘=⌐⌐]╘-⌐⌐ ╘╘=⌐⌐═╧═==═<═÷⌐ⁿ<∞═==╧<══π≈╘ⁿⁿ∞≈════=═<═÷═╘└¥═>═≈<══=≈≈═══ ╘╘-- ╘--⌐≈ // // // // c[⌐.«│mmwm╝sæµπ:smu▄mq»mπ═⌠╚mmπæ┤Γ⌐πæeΓε═π╘╚┐╕π╘│æmwπ│em╛σ╞│eeµwee»»wm╝α»»mmε═πæ // // // // ╓▒╓╓╓⌠|▒▄▐╓▄▄▒▄,╓,▄▒▐╓Γ,,,│╓▄▒╓,┌Γ▄µ▄╓▄▄▄µ▄╓▄,╓⌡,▄|▒.⌡╓Γ▄Σ▐╓╓▄µ▐╓▄▒▄▄▄▄▒▒╓▄▄▒▒▒, // // // // ΓΓ""▒ƒΓ3▐"î▐ΓΓ▐|│ΓΓΣ▐"`^"^^ΓΓ^^|""Γ"Σ^Γ^L▐^"▒Σ▒⌠"^|",|lΓΓ"^`^Γ"▐^ΓΓ"▒▒ΓL,▒^▒ΓΓΓ^ // // // // "ƒ"""""""²"╙ƒ""⌠ÿ""ƒ"5¬¬"²ƒⁿ⌐ƒ"²"ƒ"""²"""²┘"ƒ""²²"["²ƒ"²¬jⁿ²5¬¬²""ƒ"""5ƒ""²""²"² // // // // ≈≈≈∞≈≈≈≈∞≈≈≈≈═⌐≈∞═⌐═⌐≈≈⌐⌐**∞≈≈M╘*≈≈=≈≈ª╛⌐⌐╘²==⌐╘≈≈≈≈═≈≈≈=≈≈≈╤═=═≈∞≈≈=≈≈══≈≈≈≈≈≈≈ // // // // »«»»«e»»σ»«e┐ππ:»╛m«m«e⌐n≈:»εn»x»eÑπ»»τ«ααm»m─π«├e⌐⌐«xem-π┬»»──««╥╥e««xmm»σ«»m«x // // // // ╠Γ▄▄▄▄▄▄▄▄╠▄▄▄▄,⌠Γ│▒│,Γ,▄,╓╓▒▄µ╞╠╓▄▄▐╠╓,▒▄╞╠▄▄╓(╞╓▄µ▄╞╠,Γ╓╞╓,Γ-,▐╠Σ╓╓▒╠▄▄▄▄▄▄▄▄▄ // // // // l⌂^▒▒"▒▒▒⌡▒\Γ▒░⌠│Γ^▒⌡^ΓΓ`▐⌡'▒""▒└Γ▒µ`"Γb▒▐▐"Γ,▒│(▒▒"⌠`│ΓΓ▐^"Σ▒j▒▒ΓΓ^░`"▒▒"▐"▒▒▒▒ // // // // """"""""""⌠["""²""""⌐"² ""²"²¬"{ß∩░j▐"²^""²²ⁿ²ⁿ'²⌠'²⌐"²*²"⌐j²Θj½Q"²"ⁿ"""""²"/""" // // // // ====≈∞=═==¥ⁿ≈≥⌐≈=══≈⌐*≈÷=≈≈ⁿ==⌐╘ºM═V⌐≈∞═⌐]═Φ⌐╛≈)ª≈⌐⌐W*VTKMT¥=═V≈≈===≈≈═=═≈⌐*`T== // // // // exxxmeαx»xmqm»xmemmαmxm╕nmxvmnπmpNmu╗m«D╝mme╡mx┤╛rΓx⌐├╚mwxmg║mx╩╗ex»xmeαxxxmqmxx // // // // ╓▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄╓▄▄▒│╓╓▄µ▄├╓▄µ▄▄╓╓▒▄▐▄╠▄▄▄├▄▄▒░│⌠▄┐╥▄╞╓▄▄▄▒╠╠▄▄▒╠╓▄▄▄▄▄▄▄▄▄▄▄▄▄▄ // // // // Γ▒▒Ü▒Γ▒▒Ü▒▒▒▒▒▐⌡Ö|▒▒⌡⌠ΣΓ`▒⌡"Σ`ÜΓQΓ▒\▐ΓÖ▒▒▐,▒▒▒^▐ÖΓ|Ü▒ΓΓ,ΓÜ▒ÖΣ▒Ü▒Σ▐▒▒▒▒▒▒▒▒▒▒▒▒▒▒ // // // // ╙ƒ"""""""""""""'¬¬ñ"▐"""¬'j²ƒ"▐j¬ß"j▐ƒß"j▐ƒ""""⌡j¬"²j¬jƒ²"⌐j²ƒ""jj²¬¬┌"""""""""" // // // // *ⁿⁿ≈**ⁿⁿⁿ**ⁿⁿⁿⁿ**÷ⁿⁿ*ⁿ*÷V╧yⁿ⌐─╨┴*╜┴Φ╜┴╨ⁿ╜Φ┴╨ⁿⁿⁿ*∞<⌐√÷≈╚╛∞══ⁿ╚╧∞═≈╚┴ⁿⁿ**ⁿⁿⁿ**ⁿⁿ** // // // // »═»»x»»»»x«»x»«x«╕mæme═╕»═╛»╩╛Ä╘╚αmπ╝mÄ═╝Φ╛╝w╧╝╛╩m╛α╧╘╚╡exæ»╚╝µæx╚╧»»x»»»»x«»═»x // // // // ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄│╠▄▄▒│╓▄▄µ▒╓╠▄▄▄▄╠▄▄▄▄╠▄▄▄▄▄▄▄▄╠│▄╠▄▄╞╞Γ▄░▐╞╠Γ╬J╟╠╠▄▄▄▄▄▄▄▄▄▄▄▄▄▄ // // // // Σ▒▐Γ`Σ▒▒Γ⌡Σ▒▒▒|▒Σ▒Σ"⌡⌡Σ|`▒ΓΓ▒Γ▒Σ"▐Γ"▐▒▐▒▒▐[╠▒▒Γ⌡⌠▒|Σ▒│Γ▒J▐│╠ΓJj▐╙Ö▒▐Γ`Σ▒▒▒`Σ▒▒▒▒ // // // // """"""ƒ¬ƒ'"""j▐^j¬¬"'"ƒ'""¬"²"jƒ½"⌐"""öƒ▐▐⌡"ƒ""⌠ƒ²'""'""""ƒ"ƒ""""""""""""""⌠|¬"" // // // // ≈ⁿ≈≈≈≈ⁿ⌐≈≈═ⁿ⌐≈*╛ª*≈≈⌐²*≈≈ⁿ²ⁿ≈≈≈ªºM≥VªªH═≥⌐ª ⌐²VT*ⁿ≈ⁿ≈*≈≈≈≈≈ª≈≈V≈=═≥=≈≈ª≥≈≈⌐ªM┴** // // // // ap══«vαx»≈mem⌐.╒├[═αmx═╕nπ:«mn═εo≡╗nm╡pæππ╡eπmπ╡«╪≈═m≈≡m══≈«≈ε⌐ :¡tε⌐«¡τε⌐«:Ωn⌐ // // // // |╓⌐─]│[µ─┌│[─µ ▐│Γµπ╘╓▄▄╓▄├╓▄µ▄▄╚[▄ ┌└`┤Γ▐┤`▄▄╠├▄▒┐╖┼░╓┐┐▄▄╓▄╥▄╖╓╓╥╖╓╓│╓µ⌐]╞╔µ⌐─ // // // // lΣ╓╓⌠ΓΣ▒▒⌠▐ΓΓ▒,▐ÅΓ▒▒⌡`Γ|Ü▒⌡▐▒`▒▐▐`Γ ,│ ΓΓj▐ `,l⌡,Σ|`,,Γ▒,▐▐▐▒▒Ü▒▐▐▒Ö▒▒▐▒▒▒▒▒▒⌡Γ▒ // // // // 7ƒß"j@ƒ5"ñ7[fΘ"j""""j""¬""'"ñ""ƒf ¬ """î j"'^""'""}""]"¬¬¬"│[`¬""3ƒ""""ƒ55j@ƒƒ5ñ // // // // ─~──ⁿ└²───└~───ⁿⁿ~───└÷~──ⁿ;~^ⁿⁿⁿ~ⁿ ]²~ⁿⁿΦ²┘───+Tⁿ────ⁿ~───└~───└└~──ⁿ└~───ⁿ²─── // // // // ∞════════=≈≈═══╧╧╕mmmnm╕n═πe≡uπ═∞ ⌐⌐:≈ m═≈═ r=══≈m╕e═=eme═mv═eπ══≈══════m═m═t⌐══ // // // // ╠ΓÖ▒▐╚ΓΓ░╘│ΓΓÖ└╞│Γc.╘│ΓΓ∩░╞ΓΓ─▒┼│▄- « |▄Öπ╞╓ π╘╓┤▄µ╘▐ΓΓΓ░╘⌠╚Γµ╘││ΓÖ─╞│Γ▄▒╞╚╚╛╚░ // // // // [`` ]│[L .│|`` ⌠│`` ▐⌠[``]][[.▐`,Σ`µ ┌,`` ╞╠,` ▐▐Γ,LJ]|[`.]│[`, │[`` ⌠│[`.]⌠|` ] // // // // '¬¬j(|"¬¬.'[¬¬¬¬'¬¬¬¬(¬¬^"''`¬" "'¬ "ƒ¬¬ "`"¬¬ "¬`""/'¬¬¬¬'|¬¬¬''¬¬¬"'"¬¬¬'|¬¬¬ // // // // ²ⁿ∩ⁿ7²*ⁿ""²|ⁿ∩⌐²⌠~──j²÷~─.!%┘⌐ⁿ²² ⌐─ⁿ²+── ²²~ⁿ²" [÷∩²²[~──²²ⁿⁿⁿ²²²ⁿ ─²+÷───²ⁿ─── // // // // ¡=⌐ ]¡[ε⌐ ![¬∩ ]¡tε ]]t> α][-ε⌐ª [=ππ!¡ε∩ ╒¡tε ╒╕∞ ═ =)t⌐⌐]¡[⌐⌐ :¡t⌐ «¡tε⌐]![¬⌐≈ // // // // ├e─-╓├╖╖-╓╓╥e--╓├╖─╖┬╓┤──-┬╓╥- ╥ -▄µ╥┬╥w─╖┬├┘─╖┌╖▄~π └╓╖─-╖┌┴-─╖┬├e─-╓╓╥─--╓┴e── // // // // ,Γ..⌠,Γ,.▐,ΓΓ.▐▐ΓΓ,▐▐⌡,,░.⌡ΓΓ-` ΣΓΣ▐╓╓▒▒▐▐Γ,,▐.⌡▒∩ ▒`Γ,,.▐⌡,,.▐,ΓΓ..▐,Γ,.▐,ΓΓ,▐ // // // // ^Γ""""Γ""""ΓΓ"""ΓΓ`"""^`"▒""" ░'ΓΓ▒j▐⌡▐▒▒"▒^Γ`"""^| " "Γ"""^Γ"`""ΓΓ""""Γ""""ΓΓ"" // // // // ²ⁿ^^²²ⁿⁿ^²²ⁿⁿ^²²²ⁿ^²ⁿ²²~~ ²]ⁿ─j]²²ⁿⁿ]²ⁿ[j▐┴╙T^²ⁿ²W~─└─ⁿⁿⁿ⌐²²ⁿⁿ^²²²ⁿ^²²²ⁿ^²ⁿ²ⁿⁿ^² // // // // =═⌐¬==¬⌐⌐==⌐═⌐═===⌐⌐m═╧ ⌐═=≈m⌐¬=<══4═≈∞══4╛══⌐═¬=══¬¬= =⌐══¬=⌐⌐≈==═⌐¬≈=¬⌐═¬==⌐⌐≈ // // // // ┬───┬┬Γ───┬───╥┬┬─┐π╘┤.──┌▐╥───┬┬───┬╚ΣΓΓ╥╘┬────┼┬▄µα┬-─Γ─┬├Γ──┬├┬───┬┬Γ───┬┬─── // // // // │Γ,j⌠│Γ,.▐,,Γ,▐▐,Γµ╓▒╓ΣΓ▄▐▐QΓ,.,,Γ▒ ▐,,Γ.▐▐,Γ,j▐,,|▒▒│ΓΣΣ▒▐,Γ╓.▐,,Γ,j▐│Γ,J▐│ΓΓJj // // // // "Γ¬░j|Γ░░j⌠Γ░░░jΓΓ▒▒░5Σ[∩"⌡|Γ¬¬⌠|Γ░ "|Γ░¬░"Γ¬¬░j⌠"`░"⌠"⌡Γ▒░,ƒΓÜ"ƒΓ░¬░j"Γ░░j⌠ΓΓ░░ // // // // ⁿⁿ""²²^^"²²^`"²²²~5²'²5⌐ⁿ"²²`─"²²^ⁿ ²²"─^^²²`^²^²\─ⁿ"²²ⁿⁿⁿj55¬ⁿ²²²ⁿ""²²`^"²²"`"² // // // // *⌐⌐ⁿ≈∞ⁿ⌐⌐=≈ⁿ⌐⌐≈<=═≥══<∞=V⌐∞*⌐⌐¬≈<⌐⌐¬*<ⁿ=⌐==≈>⌐═¬∞º⌐═==╚⌐⌐≈≈<=⌐⌐≈<ª≈⌐ⁿ≈∞ⁿ⌐≈==>⌐⌐= // // // // zµ─α:»nµq«:sµmπ«se~αm╞e╛▄╩┼»cmα:│sµ─«:eµ─π«»n─α╒»sræα├»cmq:│sm─«├»µ─α:»ncα«»somα // // // // Å╓▄▄▐╓▄▄▄▄▄,░╓▄▐▄▄,▒│╓▒▄Γ╓⌡╓Γ▄▄▐╓▄▒╓▄╓╓▄▄▄,╓▄,▄,▄▄▄▄,,Γ▄▄▄,╓╓╓▄▒╓╓▄▄,▄╓▄▄▄▄▄▄▄,▄ // // // // Γ▒Γ▒▒▐5▒▒▒▒"^^▐⌡"LΓï│"Σ|"▒⌡Γ""^▒I5Γ"▒▐▐Γ^j⌠"⌡""⌠ΣΓ^^^Σ^|Γ▒▒"ΓΓΓ▒ΣΓΓ▒^▒Σ▒▒"^ΣΓ▒▒▐ // // // // ²²∩⌐ƒ╙²²⌐²T²^²j²²''"└²²⌐²Ç²²^⌐jⁿ└╜"∩²╙߃"j²"*²²'²²⌐"²²ⁿ²∩ⁿ²²ⁿ^"²╙²²½'²"²░Φ⌠╙5░░╙ // // // // ∞⌐══╤Φ╧╧══∞═m══╤∞╛══)╒≈═≈≈≈∞═n≈═∞∞═π≈∞∞═e═╤≈═══m=╛═≈═=√╛══╧v╧═n══∞═M═╧╘╛════∞m══ // // // // Pε▄▄m╚╖╥╥«╥┤┤╥┌╖╥Γ┐╥┴╓╥─-╖┼║┼─▐┬║[╥p ║╥n╥─╘╖▄┼▄┼╥┴⌐⌐┴┬┐╥▄╥J╓╥Γ─╘Γe[q─╥╖▄▄▄▄╥╥▄╥▄ // // // // ÅΓ▒╓(╠▄▄▒▐▐Γ,▄╓│,▄,╓(▄▄┌`,│╠▒,▄▄╠,▒,,▄╓Ü▐╓│╓▄░▒│▐ΓΓ▒▐⌠,Γ▒▐j⌠Γ▄Γ▐╓╠,▄╓▐╓▒▒▒│╠╠│▒▒ // // // // // //////////////////////////////////////////////////////////////////////////////////////////// contract Free is ERC1155Creator { constructor() ERC1155Creator("Freeemes", "Free") {} }
// 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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