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ERC-721
Overview
Max Total Supply
0 HBZ
Holders
540
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
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# | Exchange | Pair | Price | 24H Volume | % Volume |
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Contract Name:
Proxy
Compiler Version
v0.8.7+commit.e28d00a7
Contract Source Code (Solidity)
/** *Submitted for verification at Etherscan.io on 2022-01-12 */ // File: TestContracts/Proxy.sol pragma solidity 0.8.7; /// @dev Proxy for NFT Factory contract Proxy { // Storage for this proxy bytes32 private constant IMPLEMENTATION_SLOT = bytes32(0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc); bytes32 private constant ADMIN_SLOT = bytes32(0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103); constructor(address impl) { require(impl != address(0)); _setSlotValue(IMPLEMENTATION_SLOT, bytes32(uint256(uint160(impl)))); _setSlotValue(ADMIN_SLOT, bytes32(uint256(uint160(msg.sender)))); } function setImplementation(address newImpl) public { require(msg.sender == _getAddress(ADMIN_SLOT)); _setSlotValue(IMPLEMENTATION_SLOT, bytes32(uint256(uint160(newImpl)))); } function implementation() public view returns (address impl) { impl = address(uint160(uint256(_getSlotValue(IMPLEMENTATION_SLOT)))); } function _getAddress(bytes32 key) internal view returns (address add) { add = address(uint160(uint256(_getSlotValue(key)))); } function _getSlotValue(bytes32 slot_) internal view returns (bytes32 value_) { assembly { value_ := sload(slot_) } } function _setSlotValue(bytes32 slot_, bytes32 value_) internal { assembly { sstore(slot_, value_) } } /** * @dev Delegates the current call to `implementation`. * * This function does not return to its internall 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 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 { _delegate(_getAddress(IMPLEMENTATION_SLOT)); } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address","name":"impl","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"impl","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newImpl","type":"address"}],"name":"setImplementation","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
00000000000000000000000051702af5ded9964272744939741dd04631d94431
-----Decoded View---------------
Arg [0] : impl (address): 0x51702Af5DeD9964272744939741dD04631D94431
-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 00000000000000000000000051702af5ded9964272744939741dd04631d94431
Deployed Bytecode Sourcemap
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Swarm Source
ipfs://248d11a3fde11665845c4dc288385c5eeda3ee4e694ae94949913a89afcbdb8d
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