Blockwell

Medical Token Currency

ERC20

This contract is an ERC20 token.

Name Medical Token Currency
Symbol MTC
Decimals 18
Total Supply 1,000,000,000 MTC

About link description

DOC.COM (MTC) is a cryptocurrency and operates on the Ethereum platform. DOC.COM has a current supply of 783,285,021 with 765,839,061.5013193 in circulation. The last known price of DOC.COM is 0.00476628 USD and is up 11.37 over the last 24 hours. It is currently trading on 3 active market(s) with $1,587.48 traded over the last 24 hours. More information can be found at https://doc.com/.

Stats

Public Functions 8
Event Types 4
Code Size 7,498 bytes

Events (4) 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

WalletFunded Event

Parameters help
wallet
address help
amount
uint256 help

name Variable

string help

symbol Variable

string help

decimals Variable

uint8 help

wallet Variable

address help

totalSupply Variable

uint256 help

owner Variable

address help

allowed Variable

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

balances Variable

mapping(address => uint256) help
Internal Variable

Functions Expand All Collapse All

transferOwnership keyboard_arrow_up

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) {
  require(_value == 0 || allowed[msg.sender][_spender] == 0);
  allowed[msg.sender][_spender] = _value;
  Approval(msg.sender, _spender, _value);
  return true;
}

increaseApproval keyboard_arrow_up

Parameters help

Name Type
_spender
address help
_addedValue
uint256 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;
}

decreaseApproval keyboard_arrow_up

Parameters help

Name Type
_spender
address help
_subtractedValue
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
function decreaseApproval(address _spender, uint256 _subtractedValue)
  public
  returns (bool)
{
  if (_subtractedValue > allowed[msg.sender][_spender]) {
    allowed[msg.sender][_spender] = 0;
  } else {
    allowed[msg.sender][_spender] = allowed[msg.sender][_spender].sub(
      _subtractedValue
    );
  }
  Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
  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.

internal MTC.fundWallet keyboard_arrow_up

Parameters help

Name Type
_wallet
address help
_amount
uint256 help

Properties

Visibility help internal
Mutability help transaction

Requirements help

Source Code
function fundWallet(address _wallet, uint256 _amount) internal {
  /** validaciones */
  require(_wallet != address(0));
  require(_amount > 0);

  balances[_wallet] = balances[_wallet].add(_amount);
  /** notificamos la operaciĆ³n */
  WalletFunded(_wallet, _amount);
  Transfer(address(0), _wallet, _amount);
}