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ERC-20
Overview
Max Total Supply
1,979,999,980,086,988,666,676,666.3 SamsungToken
Holders
747
Market
Onchain Market Cap
$0.00
Circulating Supply Market Cap
-
Other Info
Token Contract (WITH 1 Decimals)
Balance
90,000 SamsungTokenValue
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# | Exchange | Pair | Price | 24H Volume | % Volume |
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Contract Name:
SamsungToken
Compiler Version
v0.4.15+commit.bbb8e64f
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity)
/** *Submitted for verification at Etherscan.io on 2017-09-29 */ pragma solidity ^0.4.13; /** * @title ERC20Basic * @dev Simpler version of ERC20 interface * @dev see https://github.com/ethereum/EIPs/issues/179 */ contract ERC20Basic { uint256 public totalSupply; function balanceOf(address who) constant returns (uint256); function transfer(address to, uint256 value) returns (bool); event Transfer(address indexed from, address indexed to, uint256 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 (uint256); function transferFrom(address from, address to, uint256 value) returns (bool); function approve(address spender, uint256 value) returns (bool); event Approval(address indexed owner, address indexed spender, uint256 value); } /** * @title SafeMath * @dev Math operations with safety checks that throw on error */ library SafeMath { function mul(uint256 a, uint256 b) internal constant returns (uint256) { uint256 c = a * b; assert(a == 0 || c / a == b); return c; } function div(uint256 a, uint256 b) internal constant 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 c; } function sub(uint256 a, uint256 b) internal constant returns (uint256) { assert(b <= a); return a - b; } function add(uint256 a, uint256 b) internal constant returns (uint256) { uint256 c = a + b; assert(c >= a); return c; } } /** * @title Basic token * @dev Basic version of StandardToken, with no allowances. */ contract BasicToken is ERC20Basic { using SafeMath for uint256; mapping(address => uint256) balances; /** * @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, uint256 _value) 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 uint256 representing the amount owned by the passed address. */ function balanceOf(address _owner) constant returns (uint256 balance) { return balances[_owner]; } } /** * @title Standard ERC20 token * * @dev Implementation of the basic standard 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 ERC20, BasicToken { mapping (address => mapping (address => uint256)) 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 uint256 the amout of tokens to be transfered */ function transferFrom(address _from, address _to, uint256 _value) 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 // require (_value <= _allowance); 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 behalf 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, uint256 _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 require((_value == 0) || (allowed[msg.sender][_spender] == 0)); allowed[msg.sender][_spender] = _value; Approval(msg.sender, _spender, _value); return true; } /** * @dev Function to check the amount of tokens that 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 uint256 specifing the amount of tokens still available for the spender. */ function allowance(address _owner, address _spender) constant returns (uint256 remaining) { return allowed[_owner][_spender]; } } /** * @title Ownable * @dev The Ownable contract has an owner address, and provides basic authorization control * functions, this simplifies the implementation of "user permissions". */ contract Ownable { address public owner; /** * @dev The Ownable constructor sets the original `owner` of the contract to the sender * account. */ function Ownable() { owner = msg.sender; } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { require(msg.sender == owner); _; } /** * @dev Allows the current owner to transfer control of the contract to a newOwner. * @param newOwner The address to transfer ownership to. */ function transferOwnership(address newOwner) onlyOwner { require(newOwner != address(0)); owner = newOwner; } } /** * @title Mintable token * @dev Simple ERC20 Token example, with mintable token creation * @dev Issue: * https://github.com/OpenZeppelin/zeppelin-solidity/issues/120 * Based on code by TokenMarketNet: https://github.com/TokenMarketNet/ico/blob/master/contracts/MintableToken.sol */ contract MintableToken is StandardToken, Ownable { event Mint(address indexed to, uint256 amount); event MintFinished(); bool public mintingFinished = false; modifier canMint() { require(!mintingFinished); _; } /** * @dev Function to mint tokens * @param _to The address that will recieve the minted tokens. * @param _amount The amount of tokens to mint. * @return A boolean that indicates if the operation was successful. */ function mint(address _to, uint256 _amount) onlyOwner canMint returns (bool) { totalSupply = totalSupply.add(_amount); balances[_to] = balances[_to].add(_amount); Mint(_to, _amount); return true; } /** * @dev Function to stop minting new tokens. * @return True if the operation was successful. */ function finishMinting() onlyOwner returns (bool) { mintingFinished = true; MintFinished(); return true; } } contract SamsungToken is MintableToken { string public constant name = "SamsungToken"; string public constant symbol = "SamsungToken"; uint32 public constant decimals = 1; function SamsungToken (){ totalSupply = 888888888888888; } } contract SamsungSale is Ownable { using SafeMath for uint; address multisig; uint restrictedPercent; address restricted; SamsungToken public token = new SamsungToken(); uint start; uint period; uint hardcap; uint public rate; function SamsungSale() { // multisig = 0x1916615552a7AF269E7e78CBA94244BfEfA199c8; // restricted = 0x1916615552a7AF269E7e78CBA94244BfEfA199c8; // restrictedPercent = 0; // rate = 100000000*(1000000000000000000); // start = 1506399914; //09/26/2017 period = 64; // hardcap = 9500000*(1000000000000000000); } // modifier saleIsOn() { require(now > start && now < start + period * 1 days); _; } // modifier isUnderHardCap() { require(token.totalSupply() <= hardcap); _; } // function setRate(uint _rate) onlyOwner { rate = _rate; } // function finishMinting() onlyOwner { uint issuedTokenSupply = token.totalSupply(); uint restrictedTokens = issuedTokenSupply.mul(restrictedPercent).div(100 - restrictedPercent); token.mint(restricted, restrictedTokens); token.finishMinting(); } // function createTokens() isUnderHardCap saleIsOn payable { multisig.transfer(msg.value); uint tokens = rate.mul(msg.value).div(1 ether); token.mint(msg.sender, tokens); } function() external payable { createTokens(); } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
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Contract Creation Code
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Deployed Bytecode
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Swarm Source
bzzr://3c27c8a7786a5b4393f1afc5ff4e82448ab4a0663a5eb96467f77fda5145f300
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