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Contract

0x439cE375e3eE4Dc203D71958BECA3c0f417d65cb
 

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0 ETH

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Transfer189084642023-12-31 22:33:47347 days ago1704062027IN
0x439cE375...f417d65cb
0 ETH0.0006292713.48475141
Approve184399512023-10-27 7:07:47412 days ago1698390467IN
0x439cE375...f417d65cb
0 ETH0.0007274615.67919192
Transfer184399142023-10-27 7:00:23412 days ago1698390023IN
0x439cE375...f417d65cb
0 ETH0.0008021917.11971464
Approve183502862023-10-14 18:03:47425 days ago1697306627IN
0x439cE375...f417d65cb
0 ETH0.000380978.22187453
Approve183501132023-10-14 17:28:47425 days ago1697304527IN
0x439cE375...f417d65cb
0 ETH0.00023865.14943556
Approve183501082023-10-14 17:27:47425 days ago1697304467IN
0x439cE375...f417d65cb
0 ETH0.000263265.67409117
Approve183500532023-10-14 17:16:47425 days ago1697303807IN
0x439cE375...f417d65cb
0 ETH0.000260475.61400366
Approve183500082023-10-14 17:07:47425 days ago1697303267IN
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0 ETH0.000281816.08194325
Approve183499992023-10-14 17:05:59425 days ago1697303159IN
0x439cE375...f417d65cb
0 ETH0.000170465.81853469
Approve183499962023-10-14 17:05:23425 days ago1697303123IN
0x439cE375...f417d65cb
0 ETH0.00016125.57098333
Approve183499812023-10-14 17:02:23425 days ago1697302943IN
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0 ETH0.0004665510.06879402
Approve183499642023-10-14 16:58:59425 days ago1697302739IN
0x439cE375...f417d65cb
0 ETH0.000412558.8917603
Approve183499502023-10-14 16:56:11425 days ago1697302571IN
0x439cE375...f417d65cb
0 ETH0.0008057517.37103021
Approve183499412023-10-14 16:54:23425 days ago1697302463IN
0x439cE375...f417d65cb
0 ETH0.000201057.6049559
Approve183499402023-10-14 16:54:11425 days ago1697302451IN
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0 ETH0.000358137.72897125
Approve183499172023-10-14 16:49:35425 days ago1697302175IN
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0 ETH0.000883419.04014239
Approve183499022023-10-14 16:46:35425 days ago1697301995IN
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0 ETH0.000447619.64740396
Approve183498982023-10-14 16:45:47425 days ago1697301947IN
0x439cE375...f417d65cb
0 ETH0.000479910.34347747
Approve183498962023-10-14 16:45:23425 days ago1697301923IN
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0 ETH0.000480610.35858327
Approve183498952023-10-14 16:45:11425 days ago1697301911IN
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0 ETH0.0005824412.61553005
Approve183498922023-10-14 16:44:35425 days ago1697301875IN
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0 ETH0.0005985612.9645727
Approve183498902023-10-14 16:44:11425 days ago1697301851IN
0x439cE375...f417d65cb
0 ETH0.000375748.14900721
Approve183498902023-10-14 16:44:11425 days ago1697301851IN
0x439cE375...f417d65cb
0 ETH0.0006052713.04900721
Approve183498892023-10-14 16:43:59425 days ago1697301839IN
0x439cE375...f417d65cb
0 ETH0.000402918.7519438
Approve183498882023-10-14 16:43:47425 days ago1697301827IN
0x439cE375...f417d65cb
0 ETH0.0005535811.93450572
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Contract Source Code Verified (Exact Match)

Contract Name:
BoiToken

Compiler Version
v0.4.24+commit.e67f0147

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion
/**
 *Submitted for verification at Etherscan.io on 2019-01-21
*/

pragma solidity ^0.4.24;
// ----------------------------------------------------------------------------
// 'BOI' token contract
//
// Deployed to : 0x9079a0a7e0eBEe7650C8c9Da2b6946e5a5B07C19
// Symbol      : BOI
// Name        : BOI Token
// Total supply: 100000000000000000000
// Decimals    : 18
//
// https://dappboi.com
//
// (c) by Moritz Neto with BokkyPooBah / Bok Consulting Pty Ltd Au 2017. The MIT Licence.
// ----------------------------------------------------------------------------


// ----------------------------------------------------------------------------
// Safe maths
// ----------------------------------------------------------------------------
contract SafeMath {
    function safeAdd(uint a, uint b) public pure returns (uint c) {
        c = a + b;
        require(c >= a);
    }
    function safeSub(uint a, uint b) public pure returns (uint c) {
        require(b <= a);
        c = a - b;
    }
    function safeMul(uint a, uint b) public pure returns (uint c) {
        c = a * b;
        require(a == 0 || c / a == b);
    }
    function safeDiv(uint a, uint b) public pure returns (uint c) {
        require(b > 0);
        c = a / b;
    }
}


// ----------------------------------------------------------------------------
// ERC Token Standard #20 Interface
// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md
// ----------------------------------------------------------------------------
contract ERC20Interface {
    function totalSupply() public view returns (uint);
    function balanceOf(address tokenOwner) public view returns (uint balance);
    function allowance(address tokenOwner, address spender) public view returns (uint remaining);
    function transfer(address to, uint tokens) public returns (bool success);
    function approve(address spender, uint tokens) public returns (bool success);
    function transferFrom(address from, address to, uint tokens) public returns (bool success);

    event Transfer(address indexed from, address indexed to, uint tokens);
    event Approval(address indexed tokenOwner, address indexed spender, uint tokens);
}


// ----------------------------------------------------------------------------
// Contract function to receive approval and execute function in one call
//
// Borrowed from MiniMeToken
// ----------------------------------------------------------------------------
contract ApproveAndCallFallBack {
    function receiveApproval(address from, uint256 tokens, address token, bytes memory data) public;
}


// ----------------------------------------------------------------------------
// Owned contract
// ----------------------------------------------------------------------------
contract Owned {
    address public owner;
    address public newOwner;

    event OwnershipTransferred(address indexed _from, address indexed _to);

    constructor() public {
        owner = msg.sender;
    }

    modifier onlyOwner {
        require(msg.sender == owner);
        _;
    }

    function transferOwnership(address _newOwner) public onlyOwner {
        newOwner = _newOwner;
    }
    function acceptOwnership() public {
        require(msg.sender == newOwner);
        emit OwnershipTransferred(owner, newOwner);
        owner = newOwner;
        newOwner = address(0);
    }
}


// ----------------------------------------------------------------------------
// ERC20 Token, with the addition of symbol, name and decimals and assisted
// token transfers
// ----------------------------------------------------------------------------
contract BoiToken is ERC20Interface, Owned, SafeMath {
    string public symbol;
    string public  name;
    uint8 public decimals;
    uint public _totalSupply;

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


    // ------------------------------------------------------------------------
    // Constructor
    // ------------------------------------------------------------------------
    constructor() public {
        symbol = "BOI";
        name = "BOI Token";
        decimals = 18;
        _totalSupply = 100000000000000000000;
        balances[msg.sender] = _totalSupply;
        emit Transfer(address(0), msg.sender, _totalSupply);
    }


    // ------------------------------------------------------------------------
    // Total supply
    // ------------------------------------------------------------------------
    function totalSupply() public view returns (uint) {
        return _totalSupply  - balances[address(0)];
    }


    // ------------------------------------------------------------------------
    // Get the token balance for account tokenOwner
    // ------------------------------------------------------------------------
    function balanceOf(address tokenOwner) public view returns (uint balance) {
        return balances[tokenOwner];
    }


    // ------------------------------------------------------------------------
    // Transfer the balance from token owner's account to to account
    // - Owner's account must have sufficient balance to transfer
    // - 0 value transfers are allowed
    // ------------------------------------------------------------------------
    function transfer(address to, uint tokens) public returns (bool success) {
        balances[msg.sender] = safeSub(balances[msg.sender], tokens);
        balances[to] = safeAdd(balances[to], tokens);
        emit Transfer(msg.sender, to, tokens);
        return true;
    }


    // ------------------------------------------------------------------------
    // Token owner can approve for spender to transferFrom(...) tokens
    // from the token owner's account
    //
    // https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md
    // recommends that there are no checks for the approval double-spend attack
    // as this should be implemented in user interfaces 
    // ------------------------------------------------------------------------
    function approve(address spender, uint tokens) public returns (bool success) {
        allowed[msg.sender][spender] = tokens;
        emit Approval(msg.sender, spender, tokens);
        return true;
    }


    // ------------------------------------------------------------------------
    // Transfer tokens from the from account to the to account
    // 
    // The calling account must already have sufficient tokens approve(...)-d
    // for spending from the from account and
    // - From account must have sufficient balance to transfer
    // - Spender must have sufficient allowance to transfer
    // - 0 value transfers are allowed
    // ------------------------------------------------------------------------
    function transferFrom(address from, address to, uint tokens) public returns (bool success) {
        balances[from] = safeSub(balances[from], tokens);
        allowed[from][msg.sender] = safeSub(allowed[from][msg.sender], tokens);
        balances[to] = safeAdd(balances[to], tokens);
        emit Transfer(from, to, tokens);
        return true;
    }


    // ------------------------------------------------------------------------
    // Returns the amount of tokens approved by the owner that can be
    // transferred to the spender's account
    // ------------------------------------------------------------------------
    function allowance(address tokenOwner, address spender) public view returns (uint remaining) {
        return allowed[tokenOwner][spender];
    }


    // ------------------------------------------------------------------------
    // Token owner can approve for spender to transferFrom(...) tokens
    // from the token owner's account. The spender contract function
    // receiveApproval(...) is then executed
    // ------------------------------------------------------------------------
    function approveAndCall(address spender, uint tokens, bytes memory data) public returns (bool success) {
        allowed[msg.sender][spender] = tokens;
        emit Approval(msg.sender, spender, tokens);
        ApproveAndCallFallBack(spender).receiveApproval(msg.sender, tokens, this, data);
        return true;
    }


    // ------------------------------------------------------------------------
    // Don't accept ETH
    // ------------------------------------------------------------------------
    function () public payable {
        revert();
    }


    // ------------------------------------------------------------------------
    // Owner can transfer out any accidentally sent ERC20 tokens
    // ------------------------------------------------------------------------
    function transferAnyERC20Token(address tokenAddress, uint tokens) public onlyOwner returns (bool success) {
        return ERC20Interface(tokenAddress).transfer(owner, tokens);
    }
}

Contract Security Audit

Contract ABI

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Swarm Source

bzzr://539cacf98471bf21e915fb57d7aa4c9e3cb21fbcec005a0f8b85e7228c3f2dea

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