Cryo Explorer Ethereum Mainnet

Address Contract Partially Verified

Address 0x4057efe94743d53c87E0845A92AB210e6BeE01c5
Balance 0 ETH
Nonce 1
Code Size 7008 bytes
Creator 0x2D371A63...5Ce2 at tx 0x27959705...a03763
Indexed Transactions 0
External Etherscan · Sourcify

Contract Bytecode

7008 bytes
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Verified Source Code Partial Match

Compiler: v0.5.16+commit.9c3226ce EVM: istanbul Optimization: No
DSVT.sol 270 lines 
pragma solidity 0.5.16;

interface IBEP20 {
  
  function totalSupply() external view returns (uint256);

  function decimals() external view returns (uint8);

  function symbol() external view returns (string memory);

  function name() external view returns (string memory);

  function getOwner() external view returns (address);

  function balanceOf(address account) external view returns (uint256);

  function transfer(address recipient, uint256 amount) external returns (bool);

  function allowance(address _owner, address spender) external view returns (uint256);

  function approve(address spender, uint256 amount) external returns (bool);

  function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);

  event Transfer(address indexed from, address indexed to, uint256 value);

  event Approval(address indexed owner, address indexed spender, uint256 value);
}

contract Context {
  constructor () internal { }

  function _msgSender() internal view returns (address payable) {
    return msg.sender;
  }

  function _msgData() internal view returns (bytes memory) {
    this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
    return msg.data;
  }
}

library SafeMath {
  function add(uint256 a, uint256 b) internal pure returns (uint256) {
    uint256 c = a + b;
    require(c >= a, "SafeMath: addition overflow");

    return c;
  }

  function sub(uint256 a, uint256 b) internal pure returns (uint256) {
    return sub(a, b, "SafeMath: subtraction overflow");
  }

  function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
    require(b <= a, errorMessage);
    uint256 c = a - b;

    return c;
  }

  function mul(uint256 a, uint256 b) internal pure returns (uint256) {
    if (a == 0) {
      return 0;
    }

    uint256 c = a * b;
    require(c / a == b, "SafeMath: multiplication overflow");

    return c;
  }

  function div(uint256 a, uint256 b) internal pure returns (uint256) {
    return div(a, b, "SafeMath: division by zero");
  }

  function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
    require(b > 0, errorMessage);
    uint256 c = a / b;
    return c;
  }

  function mod(uint256 a, uint256 b) internal pure returns (uint256) {
    return mod(a, b, "SafeMath: modulo by zero");
  }

  function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
    require(b != 0, errorMessage);
    return a % b;
  }
}

contract Ownable is Context {
  address private _owner;

  event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

  /**
   * @dev Initializes the contract setting the deployer as the initial owner.
   */
  constructor () internal {
    address msgSender = _msgSender();
    _owner = msgSender;
    emit OwnershipTransferred(address(0), msgSender);
  }

  /**
   * @dev Returns the address of the current owner.
   */
  function owner() public view returns (address) {
    return _owner;
  }

  /**
   * @dev Throws if called by any account other than the owner.
   */
  modifier onlyOwner() {
    require(_owner == _msgSender(), "Ownable: caller is not the owner");
    _;
  }

  /**
   * @dev Leaves the contract without owner. It will not be possible to call
   * `onlyOwner` functions anymore. Can only be called by the current owner.
   *
   * NOTE: Renouncing ownership will leave the contract without an owner,
   * thereby removing any functionality that is only available to the owner.
   */
  function renounceOwnership() public onlyOwner {
    emit OwnershipTransferred(_owner, address(0));
    _owner = address(0);
  }

  /**
   * @dev Transfers ownership of the contract to a new account (`newOwner`).
   * Can only be called by the current owner.
   */
  function transferOwnership(address newOwner) public onlyOwner {
    _transferOwnership(newOwner);
  }

  /**
   * @dev Transfers ownership of the contract to a new account (`newOwner`).
   */
  function _transferOwnership(address newOwner) internal {
    require(newOwner != address(0), "Ownable: new owner is the zero address");
    emit OwnershipTransferred(_owner, newOwner);
    _owner = newOwner;
  }
}

contract DSVT is Context, IBEP20, Ownable {

  using SafeMath for uint256;

  mapping (address => mapping (address => uint256)) private _allowances;
  mapping (address => uint256) private _balances;

  uint256 private _totalSupply;
  uint8  public _decimals;
  string public _symbol;
  string public _name;


  constructor() public {
    _name = "DVTS.network";
    _symbol = "DVTS";
    _decimals = 8;
    _totalSupply = 1000000000 * 10**8;
    _balances[msg.sender] = _totalSupply;
    emit Transfer(address(0), msg.sender, _totalSupply);
  }

  function getOwner() external view returns (address) {
    return owner();
  }

  function decimals() external view returns (uint8) {
    return _decimals;
  }

  function symbol() external view returns (string memory) {
    return _symbol;
  }

  function name() external view returns (string memory) {
    return _name;
  }

  function totalSupply() external view returns (uint256) {
    return _totalSupply;
  }

  function balanceOf(address account) external view returns (uint256) {
    return _balances[account];
  }

  function transfer(address recipient, uint256 amount) external returns (bool) {
    _transfer(_msgSender(), recipient, amount);
    return true;
  }

  function allowance(address owner, address spender) external view returns (uint256) {
    return _allowances[owner][spender];
  }

  function approve(address spender, uint256 amount) external returns (bool) {
    _approve(_msgSender(), spender, amount);
    return true;
  }

  function transferFrom(address sender, address recipient, uint256 amount) external returns (bool) {
    _transfer(sender, recipient, amount);
    _approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "BEP20: transfer amount exceeds allowance"));
    return true;
  }

  function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
    _approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
    return true;
  }

  function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
    _approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "BEP20: decreased allowance below zero"));
    return true;
  }

  function burn(uint256 amount) external returns (bool) {
    _burn(_msgSender(), amount);
    return true;
  }

  function _transfer(address sender, address recipient, uint256 amount) internal {
    require(sender != address(0), "BEP20: transfer from the zero address");
    require(recipient != address(0), "BEP20: transfer to the zero address");

    _balances[sender] = _balances[sender].sub(amount, "BEP20: transfer amount exceeds balance");
    _balances[recipient] = _balances[recipient].add(amount);
    emit Transfer(sender, recipient, amount);
  }

  function _mint(address account, uint256 amount) internal {
    require(account != address(0), "BEP20: mint to the zero address");

    _totalSupply = _totalSupply.add(amount);
    _balances[account] = _balances[account].add(amount);
    emit Transfer(address(0), account, amount);
  }

  function _burn(address account, uint256 amount) internal {
    require(account != address(0), "BEP20: burn from the zero address");

    _balances[account] = _balances[account].sub(amount, "BEP20: burn amount exceeds balance");
    _totalSupply = _totalSupply.sub(amount);
    emit Transfer(account, address(0), amount);
  }

  function _approve(address owner, address spender, uint256 amount) internal {
    require(owner != address(0), "BEP20: approve from the zero address");
    require(spender != address(0), "BEP20: approve to the zero address");

    _allowances[owner][spender] = amount;
    emit Approval(owner, spender, amount);
  }

  function _burnFrom(address account, uint256 amount) internal {
    _burn(account, amount);
    _approve(account, _msgSender(), _allowances[account][_msgSender()].sub(amount, "BEP20: burn amount exceeds allowance"));
  }
}

Read Contract

_decimals 0x32424aa3 → uint8
_name 0xd28d8852 → string
_symbol 0xb09f1266 → string
allowance 0xdd62ed3e → uint256
balanceOf 0x70a08231 → uint256
decimals 0x313ce567 → uint8
getOwner 0x893d20e8 → address
name 0x06fdde03 → string
owner 0x8da5cb5b → address
symbol 0x95d89b41 → string
totalSupply 0x18160ddd → uint256

Write Contract 8 functions

These functions modify contract state and require a wallet transaction to execute.

approve 0x095ea7b3
address spender
uint256 amount
returns: bool
burn 0x42966c68
uint256 amount
returns: bool
decreaseAllowance 0xa457c2d7
address spender
uint256 subtractedValue
returns: bool
increaseAllowance 0x39509351
address spender
uint256 addedValue
returns: bool
renounceOwnership 0x715018a6
No parameters
transfer 0xa9059cbb
address recipient
uint256 amount
returns: bool
transferFrom 0x23b872dd
address sender
address recipient
uint256 amount
returns: bool
transferOwnership 0xf2fde38b
address newOwner
Transactions Internal Txs Token Transfers Events

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