Overview
Max Total Supply
200,000,000 TDP
Holders
3,596 (0.00%)
Market
Price
$0.00 @ 0.000000 ETH
Onchain Market Cap
$111,251.40
Circulating Supply Market Cap
$0.00
Other Info
Token Contract (WITH 18 Decimals)
Balance
35 TDPValue
$0.02 ( ~5.13300413475615E-06 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
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Contract Name:
TrueDeckToken
Compiler Version
v0.4.23+commit.124ca40d
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity)
/** *Submitted for verification at Etherscan.io on 2018-09-04 */ pragma solidity 0.4.23; /** * @title SafeMath * @dev Math operations with safety checks that throw on error */ library SafeMath { /** * @dev Multiplies two numbers, reverts on overflow. */ function mul(uint256 _a, uint256 _b) internal pure returns (uint256) { if (_a == 0) { return 0; } uint256 c = _a * _b; require(c / _a == _b); return c; } /** * @dev Integer division of two numbers truncating the quotient, reverts on division by zero. */ function div(uint256 _a, uint256 _b) internal pure returns (uint256) { require(_b > 0); // Solidity only automatically asserts 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; } /** * @dev Subtracts two numbers, reverts on overflow (i.e. if subtrahend is greater than minuend). */ function sub(uint256 _a, uint256 _b) internal pure returns (uint256) { require(_b <= _a); uint256 c = _a - _b; return c; } /** * @dev Adds two numbers, throws on overflow. */ function add(uint256 _a, uint256 _b) internal pure returns (uint256) { uint256 c = _a + _b; require(c >= _a); return c; } } /** * @title ERC20 interface * @dev see https://github.com/ethereum/EIPs/issues/20 */ contract ERC20 { function totalSupply() public view returns (uint256); function balanceOf(address _who) public view returns (uint256); function allowance(address _owner, address _spender) public view returns (uint256); function transfer(address _to, uint256 _value) public returns (bool); function approve(address _spender, uint256 _value) public returns (bool); function transferFrom(address _from, address _to, uint256 _value) public returns (bool); event Transfer( address indexed from, address indexed to, uint256 value ); event Approval( address indexed owner, address indexed spender, uint256 value ); } /** * @title TrueDeck TDP Token * @dev ERC20 Token for TrueDeck Platform */ contract TrueDeckToken is ERC20 { using SafeMath for uint256; string public constant name = "TrueDeck"; string public constant symbol = "TDP"; uint8 public constant decimals = 18; mapping (address => uint256) private balances_; mapping (address => mapping (address => uint256)) private allowed_; uint256 private totalSupply_; /** * @dev Initial supply of TDP tokens. * 200M TDP Tokens */ uint256 public INITIAL_SUPPLY = 200000000 * 10 ** uint256(decimals); constructor() public { balances_[msg.sender] = INITIAL_SUPPLY; totalSupply_ = INITIAL_SUPPLY; } /** * @dev total number of tokens in existence */ function totalSupply() public view returns (uint256) { return totalSupply_; } /** * @dev Transfer the specified amount of tokens to the specified address. * This function works the same with the previous one * but doesn't contain `_data` param. * Added due to backwards compatibility reasons. * @param _to The address to transfer to. * @param _value The amount to be transferred. */ function transfer(address _to, uint256 _value) public returns (bool) { require(_value <= balances_[msg.sender]); require(_to != address(0)); balances_[msg.sender] = balances_[msg.sender].sub(_value); balances_[_to] = balances_[_to].add(_value); emit Transfer(msg.sender, _to, _value); return true; } /** * @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 amount of tokens to be transferred */ function transferFrom(address _from, address _to, uint256 _value) public returns (bool) { require(_value <= balances_[_from]); require(_value <= allowed_[_from][msg.sender]); require(_to != address(0)); balances_[_from] = balances_[_from].sub(_value); balances_[_to] = balances_[_to].add(_value); allowed_[_from][msg.sender] = allowed_[_from][msg.sender].sub(_value); emit Transfer(_from, _to, _value); return true; } /** * @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender. * * Beware that changing an allowance with this method brings the risk that someone may use both the old * and the new allowance by unfortunate transaction ordering. One possible solution to mitigate this * race condition is to first reduce the spender's allowance to 0 and set the desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * @param _spender The address which will spend the funds. * @param _value The amount of tokens to be spent. */ function approve(address _spender, uint256 _value) public returns (bool) { allowed_[msg.sender][_spender] = _value; emit 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 specifying the amount of tokens still available for the spender. */ function allowance(address _owner, address _spender) public view returns (uint256) { return allowed_[_owner][_spender]; } /** * @dev Increase the amount of tokens that an owner allowed to a spender. * * approve should be called when allowed_[_spender] == 0. To increment * allowed value is better to use this function to avoid 2 calls (and wait until * the first transaction is mined) * From MonolithDAO Token.sol * @param _spender The address which will spend the funds. * @param _addedValue The amount of tokens to increase the allowance by. */ function increaseApproval(address _spender, uint256 _addedValue) public returns (bool) { allowed_[msg.sender][_spender] = (allowed_[msg.sender][_spender].add(_addedValue)); emit Approval(msg.sender, _spender, allowed_[msg.sender][_spender]); return true; } /** * @dev Decrease the amount of tokens that an owner allowed to a spender. * * approve should be called when allowed_[_spender] == 0. To decrement * allowed value is better to use this function to avoid 2 calls (and wait until * the first transaction is mined) * From MonolithDAO Token.sol * @param _spender The address which will spend the funds. * @param _subtractedValue The amount of tokens to decrease the allowance by. */ function decreaseApproval(address _spender, uint256 _subtractedValue) public returns (bool) { uint256 oldValue = allowed_[msg.sender][_spender]; if (_subtractedValue >= oldValue) { allowed_[msg.sender][_spender] = 0; } else { allowed_[msg.sender][_spender] = oldValue.sub(_subtractedValue); } emit Approval(msg.sender, _spender, allowed_[msg.sender][_spender]); 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) public view returns (uint256) { return balances_[_owner]; } }
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://b7bda2c17bde120610d8756414d5e5ff698ab33fd555b18576ba4cdf45ac80bb
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