Bella

0xa91ac63d040deb1b7a5e4d4134ad23eb0ba07e14 Copy

ERC20

This contract is an ERC20 token.

Name Bella

Symbol BEL

Decimals 18

Total Supply 100,000,000 BEL

About

Bella Protocol (BEL) is a cryptocurrency and operates on the Ethereum platform. Bella Protocol has a current supply of 100,000,000 with 31,500,000 in circulation. The last known price of Bella Protocol is 1.50763658 USD and is up 16.43 over the last 24 hours. It is currently trading on 23 active market(s) with $33,227,330.91 traded over the last 24 hours. More information can be found at https://bella.fi/.

Stats

Public Functions 23

Event Types 3

Code Size 20,845 bytes

Library Use

Uses SafeMath for uint.

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

Bella

decimals Constant

uint8

symbol Constant

string

BEL

initalSupply Constant

uint

1 * UNKNOWN VALUE * UNKNOWN VALUE

State Variables (7)

paused Variable

bool

freezed Variable

mapping(address => bool)

minter Variable

mapping(address => bool)

_balances Variable

mapping(address => uint256)

Internal Variable

_allowed Variable

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

Internal Variable

_totalSupply Variable

uint256

Internal Variable

_owner Variable

address

Internal Variable

Functions Expand All Collapse All

owner

Parameters

This function has no parameters.

Properties

Visibility public

Mutability view

Source Code

function owner() public view returns (address) {
  return _owner;
}

isOwner

Parameters

This function has no parameters.

Properties

Visibility public

Mutability view

Source Code

function isOwner() public view returns (bool) {
  return msg.sender == _owner;
}

renounceOwnership

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

null

Source Code

function renounceOwnership() public onlyOwner {
  emit OwnershipTransferred(_owner, address(0));
  _owner = address(0);
}

transferOwnership

Parameters

Name	Type
newOwner	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

null

Requirements

newOwner must not be equal to UNKNOWN VALUE

Source Code

function transferOwnership(address newOwner) public onlyOwner {
  _transferOwnership(newOwner);
}

totalSupply

Parameters

This function has no parameters.

Properties

Visibility public

Mutability view

Source Code

function totalSupply() public view returns (uint256) {
  return _totalSupply;
}

balanceOf

Parameters

Name	Type
owner	address

Properties

Visibility public

Mutability view

Source Code

function balanceOf(address owner) public view returns (uint256) {
  return _balances[owner];
}

allowance

Parameters

Name	Type
owner	address
spender	address

Properties

Visibility public

Mutability view

Source Code

function allowance(address owner, address spender)
  public
  view
  returns (uint256)
{
  return _allowed[owner][spender];
}

transfer

Parameters

Name	Type
to	address
value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

whenNotPaused checks for the following:

paused must be equal to false

Requirements

freezed for to must not be true

freezed for the sender's address must not be true

to must not be equal to UNKNOWN VALUE

Source Code

function transfer(address to, uint256 value)
  public
  override
  whenNotPaused
  returns (bool)
{
  require(!freezed[msg.sender] && !freezed[to], "target user is freezed");
  return super.transfer(to, value);
}

approve

Parameters

Name	Type
spender	address
value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

whenNotPaused checks for the following:

paused must be equal to false

Requirements

spender must not be equal to UNKNOWN VALUE

the sender's address must not be equal to UNKNOWN VALUE

Source Code

function approve(address spender, uint256 value)
  public
  override
  whenNotPaused
  returns (bool)
{
  return super.approve(spender, value);
}

transferFrom

Parameters

Name	Type
from	address
to	address
value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

whenNotPaused checks for the following:

paused must be equal to false

Requirements

freezed for to must not be true

freezed for from must not be true

to must not be equal to UNKNOWN VALUE

the sender's address must not be equal to UNKNOWN VALUE

Source Code

function transferFrom(
  address from,
  address to,
  uint256 value
) public override whenNotPaused returns (bool) {
  require(!freezed[from] && !freezed[to], "target user is freezed");
  return super.transferFrom(from, to, value);
}

increaseAllowance

Parameters

Name	Type
spender	address
addedValue	uint256

Properties

Visibility public

Mutability transaction

Requirements

the sender's address must not be equal to UNKNOWN VALUE

Source Code

function increaseAllowance(address spender, uint256 addedValue)
  public
  virtual
  returns (bool)
{
  _approve(msg.sender, spender, _allowed[msg.sender][spender].add(addedValue));
  return true;
}

decreaseAllowance

Parameters

Name	Type
spender	address
subtractedValue	uint256

Properties

Visibility public

Mutability transaction

Requirements

the sender's address must not be equal to UNKNOWN VALUE

Source Code

function decreaseAllowance(address spender, uint256 subtractedValue)
  public
  virtual
  returns (bool)
{
  _approve(
    msg.sender,
    spender,
    _allowed[msg.sender][spender].sub(subtractedValue)
  );
  return true;
}

addMinter

Parameters

Name	Type
minterAddress	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

null

Source Code

function addMinter(address minterAddress) public onlyOwner {
  minter[minterAddress] = true;
}

removeMinter

Parameters

Name	Type
minterAddress	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

null

Source Code

function removeMinter(address minterAddress) public onlyOwner {
  minter[minterAddress] = false;
}

mint

Parameters

Name	Type
to	address
value	uint

Properties

Visibility public

Mutability transaction

Modifiers

onlyMinter checks for the following:

Requirements

to must not be equal to UNKNOWN VALUE

Source Code

function mint(address to, uint256 value) public onlyMinter returns (bool) {
  _mint(to, value);
  return true;
}

pause

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

null

Source Code

function pause() public onlyOwner {
  paused = true;
}

unpause

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

null

Source Code

function unpause() public onlyOwner {
  paused = false;
}

freeze

Parameters

Name	Type
user	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

null

Source Code

function freeze(address user) public onlyOwner {
  freezed[user] = true;
}

unfreeze

Parameters

Name	Type
user	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

null

Source Code

function unfreeze(address user) public onlyOwner {
  freezed[user] = false;
}

burn

Parameters

Name	Type
value	uint256

Properties

Visibility public

Mutability transaction

Requirements

the sender's address must not be equal to UNKNOWN VALUE

Source Code

function burn(uint256 value) public {
  _burn(msg.sender, value);
}

burnFrom

Parameters

Name	Type
from	address
value	uint256

Properties

Visibility public

Mutability transaction

Requirements

the sender's address must not be equal to UNKNOWN VALUE

Source Code

function burnFrom(address from, uint256 value) public {
  _burnFrom(from, value);
}

increaseAllowance

Parameters

Name	Type
spender	address
addedValue	uint

Properties

Visibility public

Mutability transaction

Modifiers

whenNotPaused checks for the following:

paused must be equal to false

Requirements

the sender's address must not be equal to UNKNOWN VALUE

Source Code

function increaseAllowance(address spender, uint256 addedValue)
  public
  override
  whenNotPaused
  returns (bool)
{
  return super.increaseAllowance(spender, addedValue);
}

decreaseAllowance

Parameters

Name	Type
spender	address
subtractedValue	uint

Properties

Visibility public

Mutability transaction

Modifiers

whenNotPaused checks for the following:

paused must be equal to false

Requirements

the sender's address must not be equal to UNKNOWN VALUE

Source Code

function decreaseAllowance(address spender, uint256 subtractedValue)
  public
  override
  whenNotPaused
  returns (bool)
{
  return super.decreaseAllowance(spender, subtractedValue);
}

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 ERC20._transfer

Parameters

Name	Type
from	address
to	address
value	uint256

Properties

Visibility internal

Mutability transaction

Requirements

to must not be equal to UNKNOWN VALUE

Source Code

function _transfer(
  address from,
  address to,
  uint256 value
) internal {
  require(to != address(0));

  _balances[from] = _balances[from].sub(value);
  _balances[to] = _balances[to].add(value);
  emit Transfer(from, to, value);
}

internal ERC20._mint

Parameters

Name	Type
account	address
value	uint256

Properties

Visibility internal

Mutability transaction

Requirements

to must not be equal to UNKNOWN VALUE

Source Code

function _mint(address account, uint256 value) internal {
  require(account != address(0));

  _totalSupply = _totalSupply.add(value);
  _balances[account] = _balances[account].add(value);
  emit Transfer(address(0), account, value);
}

internal ERC20._burn

Parameters

Name	Type
account	address
value	uint256

Properties

Visibility internal

Mutability transaction

Requirements

the sender's address must not be equal to UNKNOWN VALUE

Source Code

function _burn(address account, uint256 value) internal {
  require(account != address(0));

  _totalSupply = _totalSupply.sub(value);
  _balances[account] = _balances[account].sub(value);
  emit Transfer(account, address(0), value);
}

internal ERC20._approve

Parameters

Name	Type
owner	address
spender	address
value	uint256

Properties

Visibility internal

Mutability transaction

Requirements

the sender's address must not be equal to UNKNOWN VALUE

Source Code

function _approve(
  address owner,
  address spender,
  uint256 value
) internal {
  require(spender != address(0));
  require(owner != address(0));

  _allowed[owner][spender] = value;
  emit Approval(owner, spender, value);
}

internal ERC20._burnFrom

Parameters

Name	Type
account	address
value	uint256

Properties

Visibility internal

Mutability transaction

Requirements

the sender's address must not be equal to UNKNOWN VALUE

Source Code

function _burnFrom(address account, uint256 value) internal {
  _burn(account, value);
  _approve(account, msg.sender, _allowed[account][msg.sender].sub(value));
}

internal Ownable.constructor

Parameters

Name	Type
initalOwner	address

Properties

Visibility internal

Mutability transaction

Source Code

constructor(address initalOwner) internal {
  _owner = initalOwner;
  emit OwnershipTransferred(address(0), _owner);
}

internal Ownable._transferOwnership

Parameters

Name	Type
newOwner	address

Properties

Visibility internal

Mutability transaction

Requirements

newOwner must not be equal to UNKNOWN VALUE

Source Code

function _transferOwnership(address newOwner) internal {
  require(newOwner != address(0), "Owner should not be 0 address");
  emit OwnershipTransferred(_owner, newOwner);
  _owner = newOwner;
}

Bella

ERC20

About link

Stats

Library Use

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

decimals Constant

symbol Constant

initalSupply Constant

State Variables (7) keyboard_arrow_up

paused Variable

freezed Variable

minter Variable

_balances Variable

_allowed Variable

_totalSupply Variable

_owner Variable

Functions Expand All Collapse All

owner 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

isOwner 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

renounceOwnership 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:

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

totalSupply 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

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

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

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

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

whenNotPaused 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

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

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

whenNotPaused 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

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

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

whenNotPaused 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

About

Events (3)

Parameters

Parameters

Parameters

Constants (4)

State Variables (7)

owner

Parameters

isOwner

Parameters

renounceOwnership

Parameters

Modifiers

transferOwnership

Parameters

Modifiers

Requirements

totalSupply

Parameters

balanceOf

Parameters

allowance

Parameters

transfer

Parameters

Modifiers

Requirements

approve

Parameters

Modifiers

Requirements

transferFrom

Parameters

Modifiers

Requirements

increaseAllowance

Parameters

Requirements

decreaseAllowance

Parameters

Requirements

addMinter

Parameters

Modifiers

removeMinter

Parameters

Modifiers

mint

Parameters

Modifiers

Requirements

pause

Parameters

Modifiers

unpause

Parameters

Modifiers

freeze

Parameters

Modifiers

unfreeze

Parameters

Modifiers

burn

Parameters

Requirements

burnFrom

Parameters

Requirements

increaseAllowance

Parameters

Modifiers

Requirements