Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

Outline

 contract ERC20    - function balanceOf(address _owner)    - function transfer(address _to, uint _ ...    - function transferFrom(address _from, ...    - function approve(address _spender, ui ...    - function allowance(address _owner, ad ... 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 StandardToken is ERC20    - function transfer(address _to, uint25 ...    - function balanceOf(address _owner)    - function transferFrom(address _from, ...    - function approve(address _spender, ui ...    - function allowance(address _owner, ad ...    - function increaseApproval(address _sp ...    - function decreaseApproval(address _sp ...  contract Ownable    - function Ownable()    - function transferOwnership(address ne ...  contract BurnableToken is Standard ...    - function burn(uint256 _value)  contract WysToken is BurnableToken ... *    - function WysToken(uint256 _totalSuppl ...    - function issueTokens(address _to, uin ...

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

/**
 *Submitted for verification at Etherscan.io on 2017-11-22
*/

pragma solidity ^0.4.16;

contract ERC20 {
    uint256 public totalSupply;
    function balanceOf(address _owner) public constant returns (uint balance);
    function transfer(address _to, uint _value) public returns (bool success);
    function transferFrom(address _from, address _to, uint _value) public returns (bool success);
    function approve(address _spender, uint _value) public returns (bool success);
    function allowance(address _owner, address _spender) public constant returns (uint remaining);
    event Transfer(address indexed _from, address indexed _to, uint _value);
    event Approval(address indexed _owner, address indexed _spender, uint _value);
}

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) {
        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 StandardToken is ERC20 {
    using SafeMath for uint256;

    mapping(address => uint256) balances;
    mapping(address => mapping (address => uint256)) internal allowed;

    function transfer(address _to, uint256 _value) public returns (bool) {
        require(_to != address(0));
        require(_value <= balances[msg.sender]);

        balances[msg.sender] = balances[msg.sender].sub(_value);
        balances[_to] = balances[_to].add(_value);
        Transfer(msg.sender, _to, _value);
        return true;
    }

    function balanceOf(address _owner) public constant returns (uint256 balance) {
        return balances[_owner];
    }

    function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
        require(_to != address(0));
        require(_value <= balances[_from]);
        require(_value <= allowed[_from][msg.sender]);

        balances[_from] = balances[_from].sub(_value);
        balances[_to] = balances[_to].add(_value);
        allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
        Transfer(_from, _to, _value);
        return true;
    }

    function approve(address _spender, uint256 _value) public returns (bool) {
        allowed[msg.sender][_spender] = _value;
        Approval(msg.sender, _spender, _value);
        return true;
    }

    function allowance(address _owner, address _spender) public constant returns (uint256 remaining) {
        return allowed[_owner][_spender];
    }

    function increaseApproval(address _spender, uint _addedValue) public returns (bool success) {
        allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
        Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
        return true;
    }

    function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool success) {
        uint oldValue = allowed[msg.sender][_spender];
        if (_subtractedValue > oldValue) {
            allowed[msg.sender][_spender] = 0;
        } else {
            allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
        }
        Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
        return true;
    }
}

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

contract BurnableToken is StandardToken {
    event Burn(address indexed burner, uint256 value);

    function burn(uint256 _value) public {
        require(_value > 0);
        require(_value <= balances[msg.sender]);

        address burner = msg.sender;
        balances[burner] = balances[burner].sub(_value);
        totalSupply = totalSupply.sub(_value);
        Burn(burner, _value);
    }
}

contract WysToken is BurnableToken, Ownable {
    string public constant name = "wys Token";
    string public constant symbol = "WYS";
    uint8 public constant decimals = 18;
    string public version = "2.0";

    address internal wyskerTeam;
    uint256 public totalSupply;

    function WysToken(uint256 _totalSupply, address _wyskerTeam) public {
        wyskerTeam = _wyskerTeam;
        totalSupply = _totalSupply;
        balances[wyskerTeam] = totalSupply;
    }

    function issueTokens(address _to, uint256 _value) onlyOwner public returns (bool) {
        require(_to != address(0));
        require(_value <= balances[wyskerTeam]);

        balances[wyskerTeam] = balances[wyskerTeam].sub(_value);
        balances[_to] = balances[_to].add(_value);
        Transfer(msg.sender, _to, _value);
        return true;
    }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_value","type":"uint256"}],"name":"approve","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transferFrom","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint8"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_value","type":"uint256"}],"name":"burn","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"issueTokens","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"version","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_subtractedValue","type":"uint256"}],"name":"decreaseApproval","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","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":"_spender","type":"address"},{"name":"_addedValue","type":"uint256"}],"name":"increaseApproval","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"},{"name":"_spender","type":"address"}],"name":"allowance","outputs":[{"name":"remaining","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"inputs":[{"name":"_totalSupply","type":"uint256"},{"name":"_wyskerTeam","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"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":"burner","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"Burn","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"},{"anonymous":false,"inputs":[{"indexed":true,"name":"_owner","type":"address"},{"indexed":true,"name":"_spender","type":"address"},{"indexed":false,"name":"_value","type":"uint256"}],"name":"Approval","type":"event"}]

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

000000000000000000000000000000000000000009B18AB5DF7180B6B800000000000000000000000000000000A6232F89cBc90581F41573739456e87345111a

-----Decoded View---------------
Arg [0] : _totalSupply (uint256): 3000000000000000000000000000
Arg [1] : _wyskerTeam (address): 0x00A6232F89cBc90581F41573739456e87345111a

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000000000000000000009B18AB5DF7180B6B8000000
Arg [1] : 00000000000000000000000000A6232F89cBc90581F41573739456e87345111a

bzzr://6e52691d3a0a72c7ad53f88525cb9eaa3076207f0b252bf438237d0c1e7ea37e