@hajbox.base.eth
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;
contract MessageBoard {
string public message;
address public owner;
event MessageUpdated(string newMessage, address updatedBy);
constructor() {
owner = msg.sender;
message = "Hello Blockchain!";
}
function setMessage(string memory _message) public {
message = _message;
emit MessageUpdated(_message, msg.sender);
}
function getMessage() public view returns (string memory) {
return message;
}
}
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