编译器
0.8.26+commit.8a97fa7a
文件 1 的 7:Coin.sol
pragma solidity ^0.8.9;
import "../contracts/ERC20.sol";
import "../contracts/Ownable.sol";
contract Coin is ERC20, Ownable {
using SafeMath for uint256;
string public _description;
constructor(
address wallet,
string [] memory tokenDatas,
uint256 supply,
uint8 decimals
) ERC20(tokenDatas[0], tokenDatas[1], decimals) {
transferOwnership(msg.sender);
_name = tokenDatas[0];
_symbol = tokenDatas[1];
_description = tokenDatas[2];
_mint(wallet, supply * (10 ** decimals));
}
receive() external payable {
}
function _transfer(
address sender,
address recipient,
uint256 amount
) internal override {
if (amount == 0) {
super._transfer(sender, recipient, 0);
return;
}
super._transfer(sender, recipient, amount);
if (owner() != address(0)) {
require(
!_isContract(recipient) || sender == owner() || recipient == owner(),
"Can't send tokens to contracts before launch"
);
}
}
function _isContract(address _addr) private view returns (bool) {
uint32 size;
assembly {
size := extcodesize(_addr)
}
return (size > 0);
}
}
文件 2 的 7:Context.sol
pragma solidity ^0.8.9;
abstract contract Context {
function _msgSender() internal view virtual returns(address) {
return msg.sender;
}
}
文件 3 的 7:ERC20.sol
pragma solidity ^0.8.9;
import "../interface/IERC20.sol";
import "../interface/IERC20Metadata.sol";
import "../context/Context.sol";
import "../lib/SafeMath.sol";
contract ERC20 is Context, IERC20, IERC20Metadata {
using SafeMath for uint256;
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string _name;
string _symbol;
uint8 _decimals;
constructor(string memory name_, string memory symbol_, uint8 decimals_) {
_name = name_;
_symbol = symbol_;
_decimals = decimals_;
}
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 _decimals;
}
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 recipient, uint256 amount) public virtual override returns(bool) {
_transfer(_msgSender(), recipient, 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) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(
address sender,
address recipient,
uint256 amount
) public virtual override 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, uint256 addedValue) public virtual returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased cannot be below zero"));
return true;
}
function _transfer(
address sender,
address recipient,
uint256 amount
) internal virtual {
_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, uint256 amount) internal virtual {
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 _approve(
address owner,
address spender,
uint256 amount
) internal virtual {
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
文件 4 的 7:IERC20.sol
pragma solidity ^0.8.9;
interface IERC20 {
function totalSupply() external view returns(uint256);
function balanceOf(address account) external view returns(uint256);
function transfer(address recipient, 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 sender,
address recipient,
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);
}
文件 5 的 7:IERC20Metadata.sol
pragma solidity ^0.8.9;
import "./IERC20.sol";
interface IERC20Metadata is IERC20 {
function name() external view returns(string memory);
function symbol() external view returns(string memory);
function decimals() external view returns(uint8);
}
文件 6 的 7:Ownable.sol
pragma solidity ^0.8.9;
import "../context/Context.sol";
contract Ownable is Context {
address private _owner;
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;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
文件 7 的 7:SafeMath.sol
pragma solidity ^0.8.9;
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns(uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns(uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns(uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns(uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns(uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns(uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
}
{
"compilationTarget": {
"contracts/BasePumpFun/BasePump/contracts/Coin.sol": "Coin"
},
"evmVersion": "cancun",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
}
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