Blockwell

Dragon

ERC20

This contract is an ERC20 token.

Name Dragon
Symbol DRGN
Decimals 18
Total Supply 433,494,437 DRGN

About link description

Dragonchain (DRGN) is a cryptocurrency and operates on the Ethereum platform. Dragonchain has a current supply of 433,494,437 with 370,374,090.00048876 in circulation. The last known price of Dragonchain is 0.09275157 USD and is down -0.76 over the last 24 hours. It is currently trading on 11 active market(s) with $158,041.67 traded over the last 24 hours. More information can be found at https://dragonchain.com/.

Stats

Public Functions 9
Event Types 3
Code Size 9,123 bytes

Events (3) keyboard_arrow_up

Approval Event

Parameters help
owner
address help
spender
address help
value
uint256 help

OwnershipTransferred Event

Parameters help
previousOwner
address help
newOwner
address help

Transfer Event

Parameters help
from
address help
to
address help
value
uint256 help

name Constant

string help
Dragon

symbol Constant

string help
DRGN

decimals Constant

uint8 help
18

INITIAL_SUPPLY Constant

uint256 help
433494437 * UNKNOWN VALUE

totalSupply Variable

uint256 help

owner Variable

address help

distributionLocks Variable

mapping(address => bool) help
Internal Variable

allowed Variable

mapping(address => mapping(address => uint256)) help
Internal Variable

balances Variable

mapping(address => uint256) help
Internal Variable

Functions Expand All Collapse All

Parameters help

Name Type
newOwner
address help

Properties

Visibility help public
Mutability help transaction

Requirements help

Source Code
function transferOwnership(address newOwner) public onlyOwner {
  require(newOwner != address(0));
  OwnershipTransferred(owner, newOwner);
  owner = newOwner;
}

Parameters help

Name Type
_owner
address help

Properties

Visibility help public
Mutability help view
Source Code
function balanceOf(address _owner) public view returns (uint256 balance) {
  return balances[_owner];
}

Parameters help

Name Type
_to
address help
_value
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
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;
}

Parameters help

Name Type
_owner
address help
_spender
address help

Properties

Visibility help public
Mutability help view
Source Code
function allowance(address _owner, address _spender)
  public
  view
  returns (uint256)
{
  return allowed[_owner][_spender];
}

Parameters help

Name Type
_from
address help
_to
address help
_value
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
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;
}

Parameters help

Name Type
_spender
address help
_value
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
function approve(address _spender, uint256 _value) public returns (bool) {
  allowed[msg.sender][_spender] = _value;
  Approval(msg.sender, _spender, _value);
  return true;
}

Parameters help

Name Type
_spender
address help
_addedValue
uint help

Properties

Visibility help public
Mutability help transaction
Source Code
function increaseApproval(address _spender, uint256 _addedValue)
  public
  returns (bool)
{
  allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(
    _addedValue
  );
  Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
  return true;
}

Parameters help

Name Type
_spender
address help
_subtractedValue
uint help

Properties

Visibility help public
Mutability help transaction
Source Code
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);
  }
  Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
  return true;
}

Parameters help

Name Type
addresses
address[] help
values
uint256[] help

Properties

Visibility help public
Mutability help transaction
Source Code
function anailNathrachOrthaBhaisIsBeathaDoChealDeanaimh(
  address[] addresses,
  uint256[] values
) public onlyOwner returns (bool success) {
  require(addresses.length == values.length);
  for (uint256 i = 0; i < addresses.length; i++) {
    require(!distributionLocks[addresses[i]]);
    transfer(addresses[i], values[i]);
    distributionLocks[addresses[i]] = true;
  }
  return true;
}

Internal Functions Expand All Collapse All

Internal functions are parts of the contract that can't be used directly, but instead are used by the public functions listed above.