ERC-20
Overview
Max Total Supply
749,156,261.92 DSPX
Holders
2,924
Market
Onchain Market Cap
$0.00
Circulating Supply Market Cap
-
Other Info
Token Contract (WITH 18 Decimals)
Balance
197,776 DSPXValue
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# | Exchange | Pair | Price | 24H Volume | % Volume |
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Contract Name:
DSPXToken
Compiler Version
v0.4.19+commit.c4cbbb05
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity)
/** *Submitted for verification at Etherscan.io on 2017-12-28 */ pragma solidity ^0.4.19; /** * @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) public view returns (uint256); function transfer(address to, uint256 value) public returns (bool); event Transfer(address indexed from, address indexed to, uint256 value); } /** * @title SafeMath * @dev Math operations with safety checks that throw on error */ library SafeMath { function mul(uint256 a, uint256 b) internal pure returns (uint256) { if (a == 0) { return 0; } uint256 c = a * b; assert(c / a == b); return c; } 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 c; } function sub(uint256 a, uint256 b) internal pure returns (uint256) { assert(b <= a); return a - b; } function add(uint256 a, uint256 b) internal pure 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) public returns (bool) { require(_to != address(0)); require(_value <= balances[msg.sender]); // SafeMath.sub will throw if there is not enough balance. 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) public view returns (uint256 balance) { return balances[_owner]; } } /** * @title ERC20 interface * @dev see https://github.com/ethereum/EIPs/issues/20 */ contract ERC20 is ERC20Basic { function allowance(address owner, address spender) public view 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); } /** * @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)) internal 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 amount of tokens to be transferred */ function transferFrom(address _from, address _to, uint256 _value) public returns (bool) { require(_to != address(0)); require(_value <= balances[_from]); require(_value <= allowed[_from][msg.sender]); balances[_from] = balances[_from].sub(_value); balances[_to] = balances[_to].add(_value); allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value); 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; 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]; } /** * 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 */ function increaseApproval(address _spender, uint _addedValue) public returns (bool) { allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue); Approval(msg.sender, _spender, allowed[msg.sender][_spender]); return true; } function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool) { uint oldValue = allowed[msg.sender][_spender]; if (_subtractedValue > oldValue) { allowed[msg.sender][_spender] = 0; } else { allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue); } Approval(msg.sender, _spender, allowed[msg.sender][_spender]); return true; } } /** * @title Spade PreSale Token */ contract DSPXToken is StandardToken { string public constant name = "SP8DE PreSale Token"; string public constant symbol = "DSPX"; uint8 public constant decimals = 18; address public preSale; address public team; bool public isFrozen = true; uint public constant TOKEN_LIMIT = 888888888 * (1e18); // Constructor function DSPXToken(address _preSale, address _team) { require(_preSale != address(0)); require(_team != address(0)); preSale = _preSale; team = _team; } // Create tokens function mint(address holder, uint value) { require(msg.sender == preSale); require(value > 0); require(totalSupply + value <= TOKEN_LIMIT); balances[holder] += value; totalSupply += value; Transfer(0x0, holder, value); } // Allow token transfer function unfreeze() external { require(msg.sender == team); isFrozen = false; } // ERC20 functions // ========================= function transfer(address _to, uint _value) public returns (bool) { require(!isFrozen); return super.transfer(_to, _value); } function transferFrom(address _from, address _to, uint _value) public returns (bool) { require(!isFrozen); return super.transferFrom(_from, _to, _value); } function approve(address _spender, uint _value) public returns (bool) { require(!isFrozen); return super.approve(_spender, _value); } }
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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00908152600160205260409020546109e0908363ffffffff61096916565b600160a060020a033381166000908152600160205260408082209390935590851681522054610a15908363ffffffff610a7616565b600160a060020a0380851660008181526001602052604090819020939093559133909116907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef9085905190815260200160405180910390a350600192915050565b6000828201838110156103f257fe00a165627a7a72305820d961e0a47bc4cf5ebb39e35a59fbf85143aac7b1ab3c863339234c50059d85260029
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
00000000000000000000000050ca2de80e803bf4b00f188545bca959540c5582000000000000000000000000b4C512558B951001F7fB636b966768FB0Cd8Ab41
-----Decoded View---------------
Arg [0] : _preSale (address): 0x50ca2DE80e803bF4b00f188545BCA959540C5582
Arg [1] : _team (address): 0xb4C512558B951001F7fB636b966768FB0Cd8Ab41
-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 00000000000000000000000050ca2de80e803bf4b00f188545bca959540c5582
Arg [1] : 000000000000000000000000b4C512558B951001F7fB636b966768FB0Cd8Ab41
Swarm Source
bzzr://d961e0a47bc4cf5ebb39e35a59fbf85143aac7b1ab3c863339234c50059d8526
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