Contract

Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

Outline

•  contract Ownable
•    - function Ownable()
•    - function transferOwnership(address ne ...
• library SafeMath
•    - function mul(uint256 a, uint256 b)
•    - function div(uint256 a, uint256 b)
•    - function sub(uint256 a, uint256 b)
•    - function add(uint256 a, uint256 b)
•  contract UserTokensControl is Owna ...
•  contract ERC223ReceivingContract
•    - function tokenFallback(address _from, ...
•  contract ERC223
•  contract ERC20
•  contract BasicToken is ERC20, ERC2 ...
•    - function transferToAddress(address _t ...
•    - function transferToContract(address _ ...
•    - function transfer(address _to, uint25 ...
•    - function transfer(address _to, uint25 ...
•    - function balanceOf(address _address)
•  contract StandardToken is BasicTok ...
•  contract Airstayz is StandardToken *
•    - function Airstayz()
•    - function()

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

/**
 *Submitted for verification at Etherscan.io on 2018-05-07
*/

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);
        _;
    }

///////////// NEW OWNER FUNCTIONALITY

    function transferOwnership(address newOwner) public onlyOwner {
        require(newOwner != address(0) && newOwner != owner);
        emit OwnershipTransferred(owner, newOwner);
        owner = newOwner;
    }
}

///////////// SAFE MATH FUNCTIONS

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); // Solidity automatically throws when dividing by 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;
}


///////////// DECLARE ERC223 BASIC INTERFACE

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;


  ///////////// TRANSFER ////////////////

    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();
    }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"_address","type":"address"}],"name":"balanceOf","outputs":[{"name":"balance","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"owner","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transfer","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"},{"name":"_data","type":"bytes"}],"name":"transfer","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"inputs":[],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"payable":false,"stateMutability":"nonpayable","type":"fallback"},{"anonymous":false,"inputs":[{"indexed":true,"name":"previousOwner","type":"address"},{"indexed":true,"name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"_from","type":"address"},{"indexed":true,"name":"_to","type":"address"},{"indexed":false,"name":"_value","type":"uint256"},{"indexed":false,"name":"_data","type":"bytes"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"_from","type":"address"},{"indexed":true,"name":"_to","type":"address"},{"indexed":false,"name":"_value","type":"uint256"}],"name":"Transfer","type":"event"}]

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

bzzr://c843c9298fee7c9cfc5b2f6cbb22aa33476792523e08a7bc14e55a2d61bd2473