نمونه ای از کیف پول پایه.
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.24;
contract EtherWallet {
address payable public owner;
constructor() {
owner = payable(msg.sender);
}
receive() external payable {}
function withdraw(uint256 _amount) external {
require(msg.sender == owner, "caller is not owner");
payable(msg.sender).transfer(_amount);
}
function getBalance() external view returns (uint256) {
return address(this).balance;
}
}