Address Details
contract

0xd8F99e8A64B2fEAacb1B0031232373218E059fd5

Contract Name
Owner
Creator
0x6d658a–073ca9 at 0x1d3dbb–30ad4f
Balance
0 CELO ( )
Locked CELO Balance
0.00 CELO
Voting CELO Balance
0.00 CELO
Pending Unlocked Gold
0.00 CELO
Tokens
Fetching tokens...
Transactions
0 Transactions
Transfers
0 Transfers
Gas Used
Fetching gas used...
Last Balance Update
7718037
This contract has been verified via Sourcify. View contract in Sourcify repository
Contract name:
Owner




Optimization enabled
false
Compiler version
v0.8.7+commit.e28d00a7




EVM Version
london




Verified at
2023-02-01T20:19:49.099166Z

contracts/2_Owner.sol

// SPDX-License-Identifier: GPL-3.0

pragma solidity >=0.7.0 <0.9.0;

/**
 * @title Owner
 * @dev Set & change owner
 */
contract Owner {

    address private owner;
    
    // event for EVM logging
    event OwnerSet(address indexed oldOwner, address indexed newOwner);
    
    // modifier to check if caller is owner
    modifier isOwner() {
        // If the first argument of 'require' evaluates to 'false', execution terminates and all
        // changes to the state and to Ether balances are reverted.
        // This used to consume all gas in old EVM versions, but not anymore.
        // It is often a good idea to use 'require' to check if functions are called correctly.
        // As a second argument, you can also provide an explanation about what went wrong.
        require(msg.sender == owner, "Caller is not owner");
        _;
    }
    
    /**
     * @dev Set contract deployer as owner
     */
    constructor() {
        owner = msg.sender; // 'msg.sender' is sender of current call, contract deployer for a constructor
        emit OwnerSet(address(0), owner);
    }

    /**
     * @dev Change owner
     * @param newOwner address of new owner
     */
    function changeOwner(address newOwner) public isOwner {
        emit OwnerSet(owner, newOwner);
        owner = newOwner;
    }

    /**
     * @dev Return owner address 
     * @return address of owner
     */
    function getOwner() external view returns (address) {
        return owner;
    }
}

Contract ABI

[{"type":"constructor","stateMutability":"nonpayable","inputs":[]},{"type":"event","name":"OwnerSet","inputs":[{"type":"address","name":"oldOwner","internalType":"address","indexed":true},{"type":"address","name":"newOwner","internalType":"address","indexed":true}],"anonymous":false},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"changeOwner","inputs":[{"type":"address","name":"newOwner","internalType":"address"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"address"}],"name":"getOwner","inputs":[]}]

Contract Creation Code

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

Deployed ByteCode

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