Blockwell

Boxx

ERC20

This contract is an ERC20 token.

Name Boxx
Symbol BOXX
Decimals 15
Total Supply 90,000,000 BOXX

About link

Blockparty (BOXX Token) (BOXX) is a cryptocurrency token and operates on the Ethereum platform. Blockparty (BOXX Token) has a current supply of 90,000,000 with 37,453,993.03 in circulation. The last known price of Blockparty (BOXX Token) is $0.002003 USD and is up 0% over the last 24 hours. It is currently trading on 1 active market(s) with $0 traded over the last 24 hours. More information can be found at https://www.goblockparty.com/.

Stats

Public Functions 5
Event Types 2
Code Size 6,086 bytes

Approval Event

Parameters help
owner
address help
spender
address help
value
uint help

Transfer Event

Parameters help
from
address help
to
address help
value
uint help

Functions Expand All Collapse All

balanceOf keyboard_arrow_up

Parameters help

Name Type
_owner
address help

Properties

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

transfer keyboard_arrow_up

Parameters help

Name Type
_to
address help
_value
uint help

Properties

Visibility help public
Mutability help transaction

Modifiers help

Requirements help

Source Code
  function transfer(address _to, uint _value) onlyPayloadSize(2 * 32){
    require(_to != address(0)); //prevents 0x0 address
    balances[msg.sender] = balances[msg.sender].sub(_value);
    balances[_to] = balances[_to].add(_value);
    Transfer(msg.sender, _to, _value);
  }

allowance keyboard_arrow_up

Parameters help

Name Type
_owner
address help
_spender
address help

Properties

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

transferFrom keyboard_arrow_up

Parameters help

Name Type
_from
address help
_to
address help
_value
uint help

Properties

Visibility help public
Mutability help transaction

Modifiers help

Source Code
  function transferFrom(address _from, address _to, uint _value) onlyPayloadSize(3 * 32){

    require(_to != address(0)); //prevents 0x0 address
    require(_value <= balances[_from]);
    
    var _allowance = allowed[_from][msg.sender];

    // Check is not needed because sub(_allowance, _value) will already throw if this condition is not met
    // if (_value > _allowance) throw;

    balances[_to] = balances[_to].add(_value);
    balances[_from] = balances[_from].sub(_value);
    allowed[_from][msg.sender] = _allowance.sub(_value);
    Transfer(_from, _to, _value);
  }

approve keyboard_arrow_up

Parameters help

Name Type
_spender
address help
_value
uint help

Properties

Visibility help public
Mutability help transaction

Requirements help

One or more of the following:
Source Code
  function approve(address _spender, uint _value) {

    // To change the approve amount you first have to reduce the addresses`
    //  allowance to zero by calling `approve(_spender, 0)` if it is not
    //  already 0 to mitigate the race condition described here:
    //  https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
    if ((_value != 0) && (allowed[msg.sender][_spender] != 0)) throw;

    allowed[msg.sender][_spender] = _value;
    Approval(msg.sender, _spender, _value);
  }