Blockwell

ValueCyberToken

ERC20

This contract is an ERC20 token.

Name ValueCyberToken
Symbol VCT
Decimals 18
Total Supply 1,000,000,000 VCT

About

Identical Contracts

The following contracts have identical source code.

Stats

Public Functions 11
Event Types 6
Code Size 17,188 bytes

Library Use

Uses SafeMath for uint256.

Events (6) keyboard_arrow_up

Approval Event

Parameters help
owner
address help
spender
address help
value
uint256 help

Burn Event

Parameters help
burner
address help
value
uint256 help

Mint Event

Parameters help
to
address help
amount
uint256 help

MintFinished Event

Parameters help

OwnershipTransferred Event

Parameters help
previousOwner
address help
newOwner
address help

Transfer Event

Parameters help
from
address help
to
address help
value
uint256 help

DECIMALS Constant

uint8 help
18

TOTALTOKEN Constant

uint help
1 * UNKNOWN VALUE

NAME Constant

string help
ValueCyberToken

SYM Constant

string help
VCT

PRESALE Constant

address help

PRESALETOKEN Constant

uint help
7 * UNKNOWN VALUE

cap Variable

uint256 help

mintingFinished Variable

bool help

totalSupply Variable

uint256 help

owner Variable

address help

name Variable

string help

symbol Variable

string help

decimals Variable

uint8 help

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
_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;
}

burn keyboard_arrow_up

Parameters help

Name Type
_value
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
function burn(uint256 _value) public {
  require(_value <= balances[msg.sender]);
  // no need to require value <= totalSupply, since that would imply the
  // sender's balance is greater than the totalSupply, which *should* be an assertion failure

  address burner = msg.sender;
  balances[burner] = balances[burner].sub(_value);
  totalSupply = totalSupply.sub(_value);
  Burn(burner, _value);
}

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;
}

increaseApproval keyboard_arrow_up

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;
}

decreaseApproval keyboard_arrow_up

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;
}

mint keyboard_arrow_up

Parameters help

Name Type
_to
address help
_amount
uint256 help

Properties

Visibility help public
Mutability help transaction

Requirements help

Source Code
function mint(address _to, uint256 _amount)
  public
  onlyOwner
  canMint
  returns (bool)
{
  require(totalSupply.add(_amount) <= cap);

  return super.mint(_to, _amount);
}

finishMinting keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help transaction
Source Code
function finishMinting() public onlyOwner canMint returns (bool) {
  mintingFinished = true;
  MintFinished();
  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.