Feature Tip: Add private address tag to any address under My Name Tag !
Overview
Max Total Supply
1,000,000,000 BTO
Holders
15,361 (0.00%)
Market
Price
$0.00 @ 0.000000 ETH (+0.13%)
Onchain Market Cap
$341,400.00
Circulating Supply Market Cap
$186,466.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
10,441.520620776706206337 BTOValue
$3.56 ( ~0.00142716547815656 Eth) [0.0010%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
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Contract Name:
BTOToken
Compiler Version
v0.4.11+commit.68ef5810
Optimization Enabled:
No with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity)
/** *Submitted for verification at Etherscan.io on 2017-12-26 */ pragma solidity ^0.4.11; /** * Math operations with safety checks */ library SafeMath { function mul(uint a, uint b) internal returns (uint) { uint c = a * b; assert(a == 0 || c / a == b); return c; } function div(uint a, uint b) internal returns (uint) { // assert(b > 0); // Solidity automatically throws when dividing by 0 uint c = a / b; // assert(a == b * c + a % b); // There is no case in which this doesn't hold return c; } function sub(uint a, uint b) internal returns (uint) { assert(b <= a); return a - b; } function add(uint a, uint b) internal returns (uint) { uint c = a + b; assert(c >= a); return c; } function max64(uint64 a, uint64 b) internal constant returns (uint64) { return a >= b ? a : b; } function min64(uint64 a, uint64 b) internal constant returns (uint64) { return a < b ? a : b; } function max256(uint256 a, uint256 b) internal constant returns (uint256) { return a >= b ? a : b; } function min256(uint256 a, uint256 b) internal constant returns (uint256) { return a < b ? a : b; } function assert(bool assertion) internal { if (!assertion) { throw; } } } /** * @title ERC20Basic * @dev Simpler version of ERC20 interface * @dev see https://github.com/ethereum/EIPs/issues/20 */ contract ERC20Basic { uint public totalSupply; function balanceOf(address _owner) constant returns (uint balance); function transfer(address _to, uint _value) returns (bool success); event Transfer(address indexed _from, address indexed _to, uint _value); } /** * @title ERC20 interface * @dev see https://github.com/ethereum/EIPs/issues/20 */ contract ERC20 is ERC20Basic { function allowance(address _owner, address _spender) constant returns (uint remaining); function transferFrom(address _from, address _to, uint _value) returns (bool success); function approve(address _spender, uint _value) returns (bool success); event Approval(address indexed _owner, address indexed _spender, uint _value); } /** * @title Basic token * @dev Basic version of StandardToken, with no allowances. */ contract BasicToken is ERC20Basic { using SafeMath for uint; mapping(address => uint) balances; /** * @dev Fix for the ERC20 short address attack. */ modifier onlyPayloadSize(uint size) { if(msg.data.length < size + 4) { throw; } _; } /** * @dev transfer token for a specified address * @param _to The address to transfer to. * @param _value The amount to be transferred. */ function transfer(address _to, uint _value) onlyPayloadSize(2 * 32) returns (bool){ balances[msg.sender] = balances[msg.sender].sub(_value); balances[_to] = balances[_to].add(_value); Transfer(msg.sender, _to, _value); return true; } /** * @dev Gets the balance of the specified address. * @param _owner The address to query the the balance of. * @return An uint representing the amount owned by the passed address. */ function balanceOf(address _owner) constant returns (uint balance) { return balances[_owner]; } } /** * @title Standard ERC20 token * * @dev Implemantation of the basic standart token. * @dev https://github.com/ethereum/EIPs/issues/20 * @dev Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol */ contract StandardToken is BasicToken, ERC20 { mapping (address => mapping (address => uint)) allowed; /** * @dev Transfer tokens from one address to another * @param _from address The address which you want to send tokens from * @param _to address The address which you want to transfer to * @param _value uint the amout of tokens to be transfered */ function transferFrom(address _from, address _to, uint _value) onlyPayloadSize(3 * 32) returns (bool){ var _allowance = allowed[_from][msg.sender]; // Check is not needed because sub(_allowance, _value) will already throw if this condition is not met // if (_value > _allowance) throw; balances[_to] = balances[_to].add(_value); balances[_from] = balances[_from].sub(_value); allowed[_from][msg.sender] = _allowance.sub(_value); Transfer(_from, _to, _value); return true; } /** * @dev Aprove the passed address to spend the specified amount of tokens on beahlf of msg.sender. * @param _spender The address which will spend the funds. * @param _value The amount of tokens to be spent. */ function approve(address _spender, uint _value) returns (bool){ // To change the approve amount you first have to reduce the addresses` // allowance to zero by calling `approve(_spender, 0)` if it is not // already 0 to mitigate the race condition described here: // https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 if ((_value != 0) && (allowed[msg.sender][_spender] != 0)) throw; allowed[msg.sender][_spender] = _value; Approval(msg.sender, _spender, _value); return true; } /** * @dev Function to check the amount of tokens than an owner allowed to a spender. * @param _owner address The address which owns the funds. * @param _spender address The address which will spend the funds. * @return A uint specifing the amount of tokens still avaible for the spender. */ function allowance(address _owner, address _spender) constant returns (uint remaining) { return allowed[_owner][_spender]; } } // @title BTO Protocol Token. // For more information about this token sale, please visit https://www.bottos.org/ contract BTOToken is StandardToken { string public constant name = "BTOCoin"; string public constant symbol = "BTO"; uint public constant decimals = 18; // Note: this will be initialized during the contract deployment. address public target; /** * CONSTRUCTOR * * @dev Initialize the BTO Token */ function BTOToken(address _target) { target = _target; totalSupply = 10 ** 27; balances[target] = totalSupply; } }
Contract Security Audit
- 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":"uint256"}],"payable":false,"stateMutability":"view","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":"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":true,"inputs":[],"name":"target","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","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"},{"inputs":[{"name":"_target","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"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"},{"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"}]
Contract Creation Code
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Deployed Bytecode
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000001122b68a92899a0e3220748562eaff2891e987e5
-----Decoded View---------------
Arg [0] : _target (address): 0x1122B68a92899A0e3220748562EaFf2891E987E5
-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000001122b68a92899a0e3220748562eaff2891e987e5
Swarm Source
bzzr://d19810b6604997b8b0107a65d008f188584e800e061d7a2e4f51df64a1376feb
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