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Address Contract Partially Verified

Address 0xBe68b4645Ab798ED4dB88192a444898ff4FDa5Ae
Balance 0 ETH
Nonce 1
Code Size 7685 bytes
Indexed Transactions 0 (1 on-chain, 1.3% indexed)
External Etherscan · Sourcify

Contract Bytecode

7685 bytes
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Verified Source Code Partial Match

Compiler: v0.4.21+commit.dfe3193c EVM: byzantium Optimization: No
WON.sol 268 lines
pragma solidity ^0.4.18;

/**
 * @title SafeMath
 * @dev Math operations with safety checks that throw on error
 */
library SafeMath {

    /**
    * @dev Multiplies two numbers, throws on overflow.
    */
    function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
        if (a == 0) {
            return 0;
        }
        c = a * b;
        assert(c / a == b);
        return c;
    }

    /**
    * @dev Integer division of two numbers, truncating the quotient.
    */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        // assert(b > 0); // Solidity automatically throws when dividing by 0
        // uint256 c = a / b;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold
        return a / b;
    }

    /**
    * @dev Subtracts two numbers, throws on overflow (i.e. if subtrahend is greater than minuend).
    */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        assert(b <= a);
        return a - b;
    }

    /**
    * @dev Adds two numbers, throws on overflow.
    */
    function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
        c = a + b;
        assert(c >= a);
        return c;
    }
}

contract ForeignToken {
    function balanceOf(address _owner) constant public returns (uint256);
    function transfer(address _to, uint256 _value) public returns (bool);
}

contract ERC20Basic {
    uint256 public totalSupply;
    function balanceOf(address who) public constant returns (uint256);
    function transfer(address to, uint256 value) public returns (bool);
    event Transfer(address indexed from, address indexed to, uint256 value);
}

contract ERC20 is ERC20Basic {
    function allowance(address owner, address spender) public constant returns (uint256);
    function transferFrom(address from, address to, uint256 value) public returns (bool);
    function approve(address spender, uint256 value) public returns (bool);
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

contract WON is ERC20 {
    
    using SafeMath for uint256;
    address owner = msg.sender;

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

    string public constant name = "WONCOIN";
    string public constant symbol = "WON";
    uint public constant decimals = 8;
    
    uint256 public totalSupply = 21000000e8;
    uint256 public totalDistributed = 0;    
    uint256 public constant MIN_CONTRIBUTION = 1 ether / 100; // 0.01 Ether
    uint256 public tokensPerEth = 10000e8;

    event Transfer(address indexed _from, address indexed _to, uint256 _value);
    event Approval(address indexed _owner, address indexed _spender, uint256 _value);
    
    event Distr(address indexed to, uint256 amount);
    event DistrFinished();

    event Airdrop(address indexed _owner, uint _amount, uint _balance);

    event TokensPerEthUpdated(uint _tokensPerEth);
    
    event Burn(address indexed burner, uint256 value);

    bool public distributionFinished = false;
    
    modifier canDistr() {
        require(!distributionFinished);
        _;
    }
    
    modifier onlyOwner() {
        require(msg.sender == owner);
        _;
    }
    
    
    function WON () public {
        owner = msg.sender;    
        distr(owner, totalDistributed);
    }
    
    function transferOwnership(address newOwner) onlyOwner public {
        if (newOwner != address(0)) {
            owner = newOwner;
        }
    }
    

    function finishDistribution() onlyOwner canDistr public returns (bool) {
        distributionFinished = true;
        emit DistrFinished();
        return true;
    }
    
    function distr(address _to, uint256 _amount) canDistr private returns (bool) {
        totalDistributed = totalDistributed.add(_amount);        
        balances[_to] = balances[_to].add(_amount);
        emit Distr(_to, _amount);
        emit Transfer(address(0), _to, _amount);

        return true;
    }

    function doAirdrop(address _participant, uint _amount) internal {

        require( _amount > 0 );      

        require( totalDistributed < totalSupply );
        
        balances[_participant] = balances[_participant].add(_amount);
        totalDistributed = totalDistributed.add(_amount);

        if (totalDistributed >= totalSupply) {
            distributionFinished = true;
        }

        // log
        emit Airdrop(_participant, _amount, balances[_participant]);
        emit Transfer(address(0), _participant, _amount);
    }

    function adminClaimAirdrop(address _participant, uint _amount) public onlyOwner {        
        doAirdrop(_participant, _amount);
    }

    function adminClaimAirdropMultiple(address[] _addresses, uint _amount) public onlyOwner {        
        for (uint i = 0; i < _addresses.length; i++) doAirdrop(_addresses[i], _amount);
    }

    function updateTokensPerEth(uint _tokensPerEth) public onlyOwner {        
        tokensPerEth = _tokensPerEth;
        emit TokensPerEthUpdated(_tokensPerEth);
    }
           
    function () external payable {
        getTokens();
     }
    
    function getTokens() payable canDistr  public {
        uint256 tokens = 0;

        // minimum contribution
        require( msg.value >= MIN_CONTRIBUTION );

        require( msg.value > 0 );

        // get baseline number of tokens
        tokens = tokensPerEth.mul(msg.value) / 1 ether;        
        address investor = msg.sender;
        
        if (tokens > 0) {
            distr(investor, tokens);
        }

        if (totalDistributed >= totalSupply) {
            distributionFinished = true;
        }
    }

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

    // mitigates the ERC20 short address attack
    modifier onlyPayloadSize(uint size) {
        assert(msg.data.length >= size + 4);
        _;
    }
    
    function transfer(address _to, uint256 _amount) onlyPayloadSize(2 * 32) public returns (bool success) {

        require(_to != address(0));
        require(_amount <= balances[msg.sender]);
        
        balances[msg.sender] = balances[msg.sender].sub(_amount);
        balances[_to] = balances[_to].add(_amount);
        emit Transfer(msg.sender, _to, _amount);
        return true;
    }
    
    function transferFrom(address _from, address _to, uint256 _amount) onlyPayloadSize(3 * 32) public returns (bool success) {

        require(_to != address(0));
        require(_amount <= balances[_from]);
        require(_amount <= allowed[_from][msg.sender]);
        
        balances[_from] = balances[_from].sub(_amount);
        allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_amount);
        balances[_to] = balances[_to].add(_amount);
        emit Transfer(_from, _to, _amount);
        return true;
    }
    
    function approve(address _spender, uint256 _value) public returns (bool success) {
        // mitigates the ERC20 spend/approval race condition
        if (_value != 0 && allowed[msg.sender][_spender] != 0) { return false; }
        allowed[msg.sender][_spender] = _value;
        emit Approval(msg.sender, _spender, _value);
        return true;
    }
    
    function allowance(address _owner, address _spender) constant public returns (uint256) {
        return allowed[_owner][_spender];
    }
    
    function getTokenBalance(address tokenAddress, address who) constant public returns (uint){
        ForeignToken t = ForeignToken(tokenAddress);
        uint bal = t.balanceOf(who);
        return bal;
    }
    
    function withdraw() onlyOwner public {
        address myAddress = this;
        uint256 etherBalance = myAddress.balance;
        owner.transfer(etherBalance);
    }
    
    function burn(uint256 _value) onlyOwner public {
        require(_value <= balances[msg.sender]);
        // no need to require value <= totalSupply, since that would imply the
        // sender's balance is greater than the totalSupply, which *should* be an assertion failure

        address burner = msg.sender;
        balances[burner] = balances[burner].sub(_value);
        totalSupply = totalSupply.sub(_value);
        totalDistributed = totalDistributed.sub(_value);
        emit Burn(burner, _value);
    }
    
    function withdrawForeignTokens(address _tokenContract) onlyOwner public returns (bool) {
        ForeignToken token = ForeignToken(_tokenContract);
        uint256 amount = token.balanceOf(address(this));
        return token.transfer(owner, amount);
    }
}

Read Contract

MIN_CONTRIBUTION 0x40650c91 → uint256
allowance 0xdd62ed3e → uint256
balanceOf 0x70a08231 → uint256
decimals 0x313ce567 → uint256
distributionFinished 0xc108d542 → bool
getTokenBalance 0xc489744b → uint256
name 0x06fdde03 → string
symbol 0x95d89b41 → string
tokensPerEth 0xcbdd69b5 → uint256
totalDistributed 0xefca2eed → uint256
totalSupply 0x18160ddd → uint256

Write Contract 12 functions

These functions modify contract state and require a wallet transaction to execute.

adminClaimAirdrop 0x4a63464d
address _participant
uint256 _amount
adminClaimAirdropMultiple 0x67220fd7
address[] _addresses
uint256 _amount
approve 0x095ea7b3
address _spender
uint256 _value
returns: bool
burn 0x42966c68
uint256 _value
finishDistribution 0x9b1cbccc
No parameters
returns: bool
getTokens 0xaa6ca808
No parameters
transfer 0xa9059cbb
address _to
uint256 _amount
returns: bool
transferFrom 0x23b872dd
address _from
address _to
uint256 _amount
returns: bool
transferOwnership 0xf2fde38b
address newOwner
updateTokensPerEth 0x9ea407be
uint256 _tokensPerEth
withdraw 0x3ccfd60b
No parameters
withdrawForeignTokens 0xe58fc54c
address _tokenContract
returns: bool

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