ERC-1155
Overview
Max Total Supply
0 RG
Holders
19
Total Transfers
-
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Loading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
RG
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: Retro Grade /// @author: manifold.xyz import "./manifold/ERC1155Creator.sol"; //////////////////////////////////////////////////////////////////////////////////////////////////////////////// // // // // // @@#GG&@&G##BBBBGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGBB#&#GGGGGGGGGGGGGB&@@&&@@&GG&@@ // // @@BPPB&@@@@@@@&GGGPPPPPPPPPPPPPPPPPPPPPGPPPPPPPPPPPPPPPPPPPPPPPPPPPPPGGBGPPPPPGGGPPPPPG&@@@@@@GPG&@@ // // @@#&&#&@@@@@@&GPPPGB#&&#GPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP55PPPP#&&@@@&BGPP#@@@@@@&&&@@@ // // @@&&@@@@@@@@@#GG#&@@@&&�PGPPGB&@@@&#&&@@@@@@@&@@@ // // @@@@@@@@@@@@@@@@@@&#G555555555555555555555555555555555555555555555555555555YYY55PG#&@@@@@@@@@@@@@@@@ // // @@@@@@@@@@@@@@@@@@@@&&#BGP5YY555555555YYYYY5YY555555YYYYYYYYYYYYYYYYYYYYYY5G#&&@@@@@@@@@@@@@@@@@@@@@ // // @@@@@@@@@@@@@@@@@@@@@@@@@@@&PYYYYYYYYYY@DEW_U_C_ME 2023YYYYYY5#&@@@&&&@@@@@@@@@@@@@@@@@@@@@ // // @@@@@&&@@@@@@&&@&&&#G555PG#&@BYYYYYYYYYYYYYYYYYYYYYJJYYYYYYYYYYYYYYYYYYY#&GGP5YY5GB&@@@@&&@@@@@@@@@@ // // @@&@@@@@@@@@@@@@@@@@&&BPYJJYPBYYYYYYYYYYYYYYYYYYJYJP#&#P5YJJYJJYYYYYYYYYYJJJJJ5B#&&@@@@@@@@@@@&@@@@@ // // @@@@@&@@@@@@@@@@@&##&@@@&5JJJJJJJJJJJJJJJJJJJJJJJYB@@@@@&BPYJJ??!7??JJJJJJJJG&@@@&&#&@@@@@@@@@@&@@@@ // // @@@@@@@@@@@@@@@@@@YPB##JJJJJJYJJJJJJJJJJJJJJJY#@@@@@@@@@&&###PJ?7???JJJY&@&&G5P#&@@@@@@@@@@@@@@@@ // // @@@@@@@@@@@@@@@@@@@@@BJ?JJJJJJJJPBGYJY55YJJJJJJJJ#@@@@@@@@@@@@@&&##BY77?JJ#&GY?J#@@@@@@@@@@@@@@@@@@@ // // @@@@@@@@@@@@@@@@@&#@@@@P?????????YPGBG5JJ???JJ??JB@@@@@@@@@@@@@@@@@&#Y!7??YJ??5&@@@B@@@@@@@@@@@@@@@@ // // @@@&&@@@@@@@@@@@@G?P&@@@5????????????????????JYPB&@@@@@@@@@@@@@&&BP5?J???????Y@@@#5?B@@@@@@@@@@@&@@@ // // @@@5J@@@@@@@@@@#G?77JP&@#?????????????????JPB&@@@@@@@@@@@@@@&&#G?!777??????77#@&BJ77?#&@@@@@@@@GY&@@ // // @@P77G@@@@@#@&G7Y#&57J#@@BBG?7??77777????JB&@@@@&@@@@@@@@@@@#J7777?777777?5GB&@#?77YP5?B##@@@@G77#@@ // // @@5777G@@@P7P#P5P#&@&&&&&&#GJ77777777777?G@@@@&###B#B##&@@@@@5?77777777775#&&@&&&YG@@#5Y7?&@@5777#@@ // // @@5!7!P@@&?B###&@@@@@@@@@&&#BY7777777777G@@@@&BB55Y55PPG&@@@@#Y777777777PB#&@@@@@@@@&&##BJ&@#?777#@@ // // @@5!!!7Y&@?JP#&@@@@@@@@@@@@&G?!77777777G@@@@@GBB5#G5P&B5#@@@@@&Y7!!!!7!75#&&&@@@@@@@@&&BY5@B7!7!!#@@ // // @@Y!!!!!B@?5&B&@@@@@@@@@@@@@@&J!!!!!!!75#&@@@B#BBBG5#BGBP@@@@&&G?!!!!!?#@@&&@@@@@@@@@@&&#G@J!!!7!#@@ // // @@Y!!!!!P@J77#@@@@@@@@@@@@&B#&&?!!??!!7JP&&5#BYP##5~##GB5@@@GJY!!!!!!!P&5?#@@@@@@@@@@@@#YB@?!!7YP&@@ // // @@Y!!!!!#@J!7&@@@@@@@@@@@@@7!YB?!J##?!5P&@J!P@&&&&&&&&#&@&7B&YJ7!!!!!!??~~&@@@@@@@@@@@@@?5@Y!!75G&@@ // // @@5!!!!!&@?!!P&&@@&#@&@@@@@GBBG?!!?7!?G&@?..G@&#&&&&&&#&@#..#BPP?!!!?G###5&@@@@@@@@@@@&5!G@5!!7YG&@@ // // @@#GY!!!&@5!!!?G&PG!#&#@@@@@@@@&B!!!!P@&~...#@&&&&&&&&&@@&7.!@&GY?!5&@@@@@@@@@@#YP#&#GY!!&@Y!!7YG&@@ // // @@#B5!!5@@5!Y5Y5PY57#B#@@@@@@@@&@G!~5@G....:&@@&@&&&&@@&@@#~.~#&B5?#@@@@@@@@@@#J!7?J7!!?Y&@#!~75G&@@ // // @@#GY!!Y@@Y!YGGPPPG?B@&@@@@@@@@@#&JY&5.....:#&@&&&@@@@@@@@&P...7&&B#&&@@@@@@@@Y!?55P?~J5Y&@G!!!YG&@@ // // @@#GY!!Y&@5J5GGGGGGJ&&@@@@@@@@@@#J#@@!......G@@@@@@@@@@@@@@#:....P@&#@@@@@@@@@5YPGG57~JYY&@P!!7YG&@@ // // @@#G5!!Y&@P555GGBGGY&#&@@&#&&&&&P5&&YJ......5@@@@@@@@@@@@@@#.....:5&&#@#&#B@@@BGGBG57~?YY&@Y7?Y5B&@@ // // @@#GY!!Y&@BP55GGGBGY&GY#@BYBJ?G7.!##GGY?~..~&@@@@@@@@@@@@@@#^..:JG##&PG5P55##@BGBBBG7~JY5&@Y!7J5P&@@ // // @@&BP?YG&@#BGBBBBGPY&BYYȭ^^..!#&&@&#G~.J&@@@@@@@@@@@@@@Y^?P#&&@@&&BPGGGGG&#GBGBG??YPP&&J!JBBY&@@ // // @@&##BBB@@BBBB&&&BGP7@BPP?~~.^J&&@&&&&P^^#@@@@@@&@@@@@@&~?#&@&&&@&&##GGB##@G5GBGPGPPPP&@YP#BBG&@@ // // @@#G#&BG&@BPBB&&&&##@&BB@#GB5JJ!~JPB#&&#G?!~5@@@@@&!@@@@@@G^7B&&&#&&&#B###B#&@BPB###GGP5P&@55P5PG&@@ // // @@B55GBB&@BGBGGB###BBP5#@&&&#BBBGPJYJP#&5?7~J@@@@@G!&@@@@&?Y#&#G5PGBG##&&&&BP@&#&&&GJGPGG&@#BBB##&@@ // // @@&#BGPB@@#BGBGB&&&GB5?P@##&######BGP5PGB#B5J&@@@@J!&@@@@#B#B5YY5PPBGBB##&&GP@&#&&&###&&#&@#B##&#&@@ // // @@&#GGPB&@&&#BB#&&&##G?P@BB&########BBBGPPGB#&@@@&JJ&@@@@GG5?!?5Y5PB#BBB###GG@&####&&&&#&@@@&&&&&@@@ // // @@&&&&&B&@&&#B&##&&&BGPG@BP#&&&&&#####BP5JB@@@@@&!:^&@@@&JYJYPGYYYYPGGB####BB@&#B##&&&&&&@@@&&&&&@@@ // // @@&##&&&@@#GGB&&&@@&&&&&@&GG#####BPY?!~^^G@@@@@G:::~@@@@#~??YJB#G5PPP5PGBGGB&@&BBBBGBB#&&@@&B#BB#@@@ // // @@&##&&&@@@BGB#&&&&&&&#####BGPY?!~^^^^~~?@@@@&Y:^^!~B@@@B7GBBG#&#BBBBBBBBBGB#&#BGGB#&&&&@@@@&&&##@@@ // // @@&&@@@@@@@&##########BG5J?!!~~~~!!!!!!?#@@@G!~~~!?!P@@@&JJB#&&&&&@@@&&&&BBBGGGGBBBB###&@@@@@@&&&@@@ // // @@@@@&&&&&&&&&&&#BP5J?77!777???7777?JJ5&@@#J777777J7&@@@@P?JPB&&&&&&&&&&#BBB############&&&&&&&&&@@@ // // @@@&&&&&@@&&BP5J????JJJ?JJJJJJ??JJJJJP&@@P????????YY@@@@@5??JYGBBBBB####GG###&&&&&&&&&&&#&&&&&&&&@@@ // // @@@@@&&#BG5YJJJJJYYY5YYYYYYYYYYYY5YYB&@&&YJJJJJJJJY5@@@@#YYYYYYPBBBBBB####BGB#&&&&&&&&&@&&&&&&&&@@@@ // // @@@@@@&BGP5555555PPP5555555555JY555B@&&&B5YYYYYYYJ55@@@@P5555555PB##BBBB####BGG#&&@@&&&@@@@@@@@@@@@@ // // @@@@&BGPPPPPPPPPPPPPPPPPPPP5J5PPP55B@@@&P555555555PY&@@BPPPPPPPPPGB########&&&&#BB#&@@@@@@@@@@@@@@@@ // // @@@&BGGGGGGGGGGGGPPPGGGGGGGGGG5YJ??J&@@&P55PPPPPPP5P&@@BBGGPPGGGGGGG#&&&&&&&&&&@&&#BB#@@@@@@@@@@@@@@ // // @@@@@&#GGGGGGGGGGGBBP5GBBBBGG#BGP55YB@@&PJ??JJY5PPG#@&@@&BGGGGGGGGGGBG#&&&&&&&@@@&@@&#BB#&@&B&@@@@@@ // // @@@@@&&##BBBBBBB##G5G###&##BG&@@@@@&&@@&BP5YJJ????J&@@@@&#GPGGBBBBB##BP&&&&&&&@@@@@@@@@@&BB&@@@@@@@@ // // @@@@@@@&&&#####G&&&&&#BGBBBBB&@@&@@@@@@@&&&#BGGB&@@@@@&&BGY5GPYY5##&&&@@@@@@@@@@@@@@@@@@&@@@@@@@@ // // @@@@@@@@@@&&&&&&&&&&&&&#BBBBBBB#&&@&@@&&@@@@@@@@@@@@&&&#BBGP5YJY##G######&&&&&&&&@@@@@@@@@@@@@@@@@@@ // // @@@@@@@@@@@@&&&&&&&&&&&######&@@@@@@@@&&&&&&&&&@@@@@@@@&####&&&&&&########&&@@@@@@@@@@@@@@@@@@@@@@@@ // // @@@@@@@@@@@@@@@@@@@&&&&&&&&######&&&@@@@@@@@@&&&&&&&@@&@&&@@@@@@@&BB####&&&&@@@@@@@@@@@@@@@@@@@@@@@@ // // @@@@@@@@@@@@@@@@@@@@@@&&&&&&&&&####BB#&&@@@@@@@@@@@@&&@@@@@@&###BBB#####&&&&&&@@@@@@@@@@@@@@@@@@@@@@ // // @@@@@@@@@@@@@@@@@@@@@@@&&&&&&&&#######BBBGGBB##&&&@@@@@@@@@@@@&&######&&&&&&&&&&@@@@@@@@@@@@@@@@@@@@ // // @@@@@@@@@@@@@@@@@@@@@@@@&&&&&&###&&&#BGGGGGGGGGGGGGBB##@@@@@@@@@&###&&&&#&&&&&&&@@@@@@@@@@@@@@@@@@@@ // // @@@@@@@@@@@@@@@@@@@@@@@&&&&&&&&&&&&&&#BGGGGGGGGGGGGGGGG#@@BGBBBGGG#####&&&&&@@@@@@@@@@@@@@@@@@@@@@@@ // // @@@@@@@@@@@@@@@@@@@@@@@@@&&&&&&&&&&&&&#BBGGGGGGGGGGGGGGG&@&##&&###B####&&&&&&@@@@@@@@@@@@@@@@@@@@@@@ // // @@@@@@@@@@@@@@@@@@@@@@@@@&&&&&&&&&&&&&&&&#BGGGGGGGGGGGGGG&@@#B######&&#&&&&@@@@@@@@@@@@@@@@@@@@@@@@@ // // @@@@@@@@@@@@@@@@@@@@@@@@@&&&&&&&&&&&&&&&&&&BBBBGGGGGGGGGGB@@@BGG#&&&&&&&&&@@@@@@@@@@@@@@@@@@@@@@@@@@ // // // // // // // // // //////////////////////////////////////////////////////////////////////////////////////////////////////////////// contract RG is ERC1155Creator { constructor() ERC1155Creator("Retro Grade", "RG") {} }
// 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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
Loading...
Loading
Loading...
Loading
[ Download: CSV Export ]
[ Download: CSV Export ]
A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.