Token

Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT
pragma solidity 0.8.19;
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }
    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}
interface IERC20 {
    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);
    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(address indexed owner, address indexed spender, uint256 value);
}
interface IERC20Metadata is IERC20 {
    function name() external view returns (string memory);
    function symbol() external view returns (string memory);
    function decimals() external view returns (uint8);
}
contract ERC20 is Context, IERC20, IERC20Metadata {
    mapping(address => uint256) private _balances;
    mapping(address => mapping(address => uint256)) private _allowances;
    uint256 private _totalSupply;
    string private _name;
    string private _symbol;
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }
    function name() public view virtual override returns (string memory) {
        return _name;
    }
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }
    function decimals() public view virtual override returns (uint8) {
        return 18;
    }
    function totalSupply() public view virtual override returns (uint256) {
        return _totalSupply;
    }
    function balanceOf(address account) public view virtual override returns (uint256) {
        return _balances[account];
    }
    function transfer(address to, uint256 amount) public virtual override returns (bool) {
        address owner = _msgSender();
        _transfer(owner, to, amount);
        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) {
        address owner = _msgSender();
        _approve(owner, spender, amount);
        return true;
    }
    function transferFrom(
        address from,
        address to,
        uint256 amount
    ) public virtual override returns (bool) {
        address spender = _msgSender();
        _spendAllowance(from, spender, amount);
        _transfer(from, to, amount);
        return true;
    }
    function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, _allowances[owner][spender] + addedValue);
        return true;
    }
    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
        address owner = _msgSender();
        uint256 currentAllowance = _allowances[owner][spender];
        require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
        unchecked {
            _approve(owner, spender, currentAllowance - subtractedValue);
        }
        return true;
    }
    function _transfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {
        require(from != address(0), "ERC20: transfer from the zero address");
        require(to != address(0), "ERC20: transfer to the zero address");
        _beforeTokenTransfer(from, to, amount);
        uint256 fromBalance = _balances[from];
        require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
        unchecked {
            _balances[from] = fromBalance - amount;
        }
        _balances[to] += amount;
        emit Transfer(from, to, amount);
        _afterTokenTransfer(from, to, amount);
    }
    function _mint(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");
        _beforeTokenTransfer(address(0), account, amount);
        _totalSupply += amount;
        _balances[account] += amount;
        emit Transfer(address(0), account, amount);
        _afterTokenTransfer(address(0), account, amount);
    }
    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: burn from the zero address");
        _beforeTokenTransfer(account, address(0), amount);
        uint256 accountBalance = _balances[account];
        require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
        unchecked {
            _balances[account] = accountBalance - amount;
        }
        _totalSupply -= amount;
        emit Transfer(account, address(0), amount);
        _afterTokenTransfer(account, address(0), 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 _spendAllowance(
        address owner,
        address spender,
        uint256 amount
    ) internal virtual {
        uint256 currentAllowance = allowance(owner, spender);
        if (currentAllowance != type(uint256).max) {
            require(currentAllowance >= amount, "ERC20: insufficient allowance");
            unchecked {
                _approve(owner, spender, currentAllowance - amount);
            }
        }
    }
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}
    function _afterTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}
}
contract BPYC is ERC20 {

    // mint initial supply of 420 million tokens
    constructor() ERC20("Bored Pepe Yacht Club", "BPYC") {
        _mint(msg.sender, 420_000_000 ether);
    }

    // anyone can burn tokens from their wallet
    function burn(uint256 amount) external {
        _burn(msg.sender, amount);
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"subtractedValue","type":"uint256"}],"name":"decreaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"addedValue","type":"uint256"}],"name":"increaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

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