KaratBank Coin

0xf3586684107ce0859c44aa2b2e0fb8cd8731a15a Copy

ERC20

This contract is an ERC20 token.

Name KaratBank Coin

Symbol KBC

Decimals 7

Total Supply 12,000,000,000 KBC

About

Karatgold Coin (KBC) is a cryptocurrency and operates on the Ethereum platform. Karatgold Coin has a current supply of 12,000,000,000 with 0 in circulation. The last known price of Karatgold Coin is 0.0012156 USD and is up 1.15 over the last 24 hours. It is currently trading on 2 active market(s) with $0.00 traded over the last 24 hours. More information can be found at https://karatgold.io/.

Stats

Public Functions 11

Event Types 3

Code Size 8,853 bytes

Events (3)

Approval Event

Parameters

owner	address
spender	address
value	uint256

OwnershipTransferred Event

Parameters

previousOwner	address
newOwner	address

Transfer Event

Parameters

from	address
to	address
value	uint256

Constants (4)

name Constant

string

KaratBank Coin

symbol Constant

string

KBC

decimals Constant

uint8

INITIAL_SUPPLY Constant

uint256

UNKNOWN VALUE * UNKNOWN VALUE

State Variables (6)

owner Variable

address

totalSupply Variable

uint256

allowed Variable

mapping(address => mapping(address => uint256))

Internal Variable

balances Variable

mapping(address => uint256)

Internal Variable

investors Variable

address[]

Internal Variable

isInvestor Variable

mapping(address => bool)

Internal Variable

Functions Expand All Collapse All

balanceOf

Parameters

Name	Type
_owner	address

Properties

Visibility public

Mutability constant

Source Code

function balanceOf(address _owner) public constant returns (uint256 balance) {
  return balances[_owner];
}

transfer

Parameters

Name	Type
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Requirements

_to must not be equal to UNKNOWN VALUE

_value must be less than or equal to balances for the sender's address

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;
}

allowance

Parameters

Name	Type
_owner	address
_spender	address

Properties

Visibility public

Mutability constant

Source Code

function allowance(address _owner, address _spender)
  public
  constant
  returns (uint256 remaining)
{
  return allowed[_owner][_spender];
}

transferFrom

Parameters

Name	Type
_from	address
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Requirements

_to must not be equal to UNKNOWN VALUE

_value must be less than or equal to balances for _from

_value must be less than or equal to allowed for _from for the sender's address

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;
}

approve

Parameters

Name	Type
_spender	address
_value	uint256

Properties

Visibility public

Mutability transaction

Source Code

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

increaseApproval

Parameters

Name	Type
_spender	address
_addedValue	uint

Properties

Visibility public

Mutability transaction

Source Code

function increaseApproval(address _spender, uint256 _addedValue)
  public
  returns (bool success)
{
  allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(
    _addedValue
  );
  Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
  return true;
}

decreaseApproval

Parameters

Name	Type
_spender	address
_subtractedValue	uint

Properties

Visibility public

Mutability transaction

Source Code

function decreaseApproval(address _spender, uint256 _subtractedValue)
  public
  returns (bool success)
{
  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;
}

transferOwnership

Parameters

Name	Type
newOwner	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Requirements

newOwner must not be equal to UNKNOWN VALUE

Source Code

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

send

Parameters

Name	Type
addr	address
amount	uint

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Requirements

addr must not be equal to UNKNOWN VALUE

amount must be greater than 0

Source Code

function send(address addr, uint256 amount) public onlyOwner {
  sendp(addr, amount);
}

moneyBack

Parameters

Name	Type
addr	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Requirements

addr must not be equal to 0x0

Source Code

function moneyBack(address addr) public onlyOwner {
  require(addr != 0x0);
  addr.transfer(this.balance);
}

burnRemainder

Parameters

Name	Type
	uint

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Source Code

function burnRemainder(uint256) public onlyOwner {
  uint256 value = balances[this];
  totalSupply = totalSupply.sub(value);
  balances[this] = 0;
}

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 InvestorsFeature.deposit

Parameters

Name	Type
investor	address
	uint

Properties

Visibility internal

Mutability transaction

Source Code

function deposit(address investor, uint256) internal {
  if (isInvestor[investor] == false) {
    investors.push(investor);
    isInvestor[investor] = true;
  }
}

internal InvestorsFeature.sendp

Parameters

Name	Type
addr	address
amount	uint

Properties

Visibility internal

Mutability transaction

Requirements

addr must not be equal to UNKNOWN VALUE

amount must be greater than 0

Source Code

function sendp(address addr, uint256 amount) internal {
  require(addr != address(0));
  require(amount > 0);
  deposit(addr, amount);

  // SafeMath.sub will throw if there is not enough balance.
  balances[this] = balances[this].sub(amount);
  balances[addr] = balances[addr].add(amount);
  Transfer(this, addr, amount);
}

KaratBank Coin

ERC20

About link description

Stats

Events (3) keyboard_arrow_up

Approval Event

Parameters help Event parameters list the data that an event contains.

OwnershipTransferred Event

Parameters help Event parameters list the data that an event contains.

Transfer Event

Parameters help Event parameters list the data that an event contains.

Constants (4) keyboard_arrow_up

name Constant

symbol Constant

decimals Constant

INITIAL_SUPPLY Constant

State Variables (6) keyboard_arrow_up

owner Variable

totalSupply Variable

allowed Variable

balances Variable

investors Variable

isInvestor Variable

Functions Expand All Collapse All

balanceOf keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Source Code

transfer keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Requirements help Requirements are checks that the function makes when it runs, and give you insight on what conditions are required for the function to succeed.

Source Code

allowance keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Source Code

transferFrom keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Requirements help Requirements are checks that the function makes when it runs, and give you insight on what conditions are required for the function to succeed.

Source Code

approve keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Source Code

increaseApproval keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Source Code

decreaseApproval keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Source Code

transferOwnership keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Modifiers help Modifiers are additions to a function that typically make various checks before the function is run.

onlyOwner checks for the following:

Requirements help Requirements are checks that the function makes when it runs, and give you insight on what conditions are required for the function to succeed.

Source Code

send keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Modifiers help Modifiers are additions to a function that typically make various checks before the function is run.

onlyOwner checks for the following:

Requirements help Requirements are checks that the function makes when it runs, and give you insight on what conditions are required for the function to succeed.

Source Code

moneyBack keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Modifiers help Modifiers are additions to a function that typically make various checks before the function is run.

onlyOwner checks for the following:

Requirements help Requirements are checks that the function makes when it runs, and give you insight on what conditions are required for the function to succeed.

Source Code

burnRemainder keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Modifiers help Modifiers are additions to a function that typically make various checks before the function is run.

onlyOwner checks for the following:

About

Events (3)

Parameters

Parameters

Parameters

Constants (4)

State Variables (6)

balanceOf

Parameters

transfer

Parameters

Requirements

allowance

Parameters

transferFrom

Parameters

Requirements

approve

Parameters

increaseApproval

Parameters

decreaseApproval

Parameters

transferOwnership

Parameters

Modifiers

Requirements

send

Parameters

Modifiers

Requirements

moneyBack

Parameters

Modifiers

Requirements

burnRemainder

Parameters

Modifiers

internal InvestorsFeature.deposit

Parameters

internal InvestorsFeature.sendp

Parameters

Requirements