文件 1 的 1:Airstayz.sol
pragma solidity 0.4.21;
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0) && newOwner != owner);
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b > 0);
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract UserTokensControl is Ownable {
address contractReserve;
}
contract ERC223ReceivingContract {
function tokenFallback(address _from, uint256 _value, bytes _data) public pure {
_from;
_value;
_data;
}
}
contract ERC223 {
event Transfer(address indexed _from, address indexed _to, uint256 _value, bytes _data);
}
contract ERC20 {
event Transfer(address indexed _from, address indexed _to, uint256 _value);
}
contract BasicToken is ERC20, ERC223, UserTokensControl {
uint256 public totalSupply;
using SafeMath for uint256;
mapping(address => uint256) balances;
function transferToAddress(address _to, uint256 _value, bytes _data) internal returns (bool) {
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
emit Transfer(msg.sender, _to, _value, _data);
return true;
}
function transferToContract(address _to, uint256 _value, bytes _data) internal returns (bool) {
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
ERC223ReceivingContract receiver = ERC223ReceivingContract(_to);
receiver.tokenFallback(msg.sender, _value, _data);
emit Transfer(msg.sender, _to, _value);
emit Transfer(msg.sender, _to, _value, _data);
return true;
}
function transfer(address _to, uint256 _value, bytes _data) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
require(_value > 0);
uint256 codeLength;
assembly {
codeLength := extcodesize(_to)
}
if(codeLength > 0) {
return transferToContract(_to, _value, _data);
} else {
return transferToAddress(_to, _value, _data);
}
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
require(_value > 0);
uint256 codeLength;
bytes memory empty;
assembly {
codeLength := extcodesize(_to)
}
if(codeLength > 0) {
return transferToContract(_to, _value, empty);
} else {
return transferToAddress(_to, _value, empty);
}
}
function balanceOf(address _address) public constant returns (uint256 balance) {
return balances[_address];
}
}
contract StandardToken is BasicToken {
mapping (address => mapping (address => uint256)) internal allowed;
}
contract Airstayz is StandardToken {
string public constant name = "AIRSTAYZ";
uint public constant decimals = 18;
string public constant symbol = "STAY";
function Airstayz() public {
totalSupply=155000000 *(10**decimals);
owner = msg.sender;
contractReserve = 0xb5AB0c087b9228D584CD4363E3d000187FE69C51;
balances[msg.sender] = 150350000 * (10**decimals);
balances[contractReserve] = 4650000 * (10**decimals);
}
function() public {
revert();
}
}
{
"compilationTarget": {
"Airstayz.sol": "Airstayz"
},
"evmVersion": "byzantium",
"libraries": {},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
}