Blockwell

chiliZ

ERC20

This contract is an ERC20 token.

Name chiliZ
Symbol CHZ
Decimals 18
Total Supply 8,888,888,888 CHZ

About link

Chiliz (CHZ) is a cryptocurrency and operates on the Ethereum platform. Chiliz has a current supply of 8,888,888,888 with 5,893,953,726.657693 in circulation. The last known price of Chiliz is 0.24492127 USD and is down -5.58 over the last 24 hours. It is currently trading on 147 active market(s) with $380,204,235.97 traded over the last 24 hours. More information can be found at https://www.chiliz.com/.

Stats

Public Functions 19
Event Types 6
Code Size 17,130 bytes

Library Use

Uses SafeERC20 for ERC20.

Events (6) keyboard_arrow_up

Approval Event

Parameters help
owner
address help
spender
address help
value
uint256 help

Paused Event

Parameters help
account
address help

PauserAdded Event

Parameters help
account
address help

PauserRemoved Event

Parameters help
account
address help

Transfer Event

Parameters help
from
address help
to
address help
value
uint256 help

Unpaused Event

Parameters help
account
address help

_balances Variable

mapping(address => uint256) help
Internal Variable

_allowed Variable

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

_totalSupply Variable

uint256 help
Internal Variable

_name Variable

string help
Internal Variable

_symbol Variable

string help
Internal Variable

_decimals Variable

uint8 help
Internal Variable

_paused Variable

bool help
Internal Variable

pausers Variable

Roles.Role help
Internal Variable

Functions Expand All Collapse All

isPauser keyboard_arrow_up

Parameters help

Name Type
account
address help

Properties

Visibility help public
Mutability help view
Source Code
function isPauser(address account) public view returns (bool) {
  return pausers.has(account);
}

addPauser keyboard_arrow_up

Parameters help

Name Type
account
address help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyPauser checks for the following:
null
Source Code
function addPauser(address account) public onlyPauser {
  _addPauser(account);
}

renouncePauser keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help transaction
Source Code
function renouncePauser() public {
  _removePauser(msg.sender);
}

paused keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help view
Source Code
function paused() public view returns (bool) {
  return _paused;
}

pause keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyPauser checks for the following:
null
Source Code
function pause() public onlyPauser whenNotPaused {
  _paused = true;
  emit Paused(msg.sender);
}

unpause keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help transaction

Modifiers help

Source Code
function unpause() public onlyPauser whenPaused {
  _paused = false;
  emit Unpaused(msg.sender);
}

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help view
Source Code
function totalSupply() public view returns (uint256) {
  return _totalSupply;
}

Parameters help

Name Type
owner
address help

Properties

Visibility help public
Mutability help view
Source Code
function balanceOf(address owner) public view returns (uint256) {
  return _balances[owner];
}

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
to
address help
value
uint256 help

Properties

Visibility help public
Mutability help transaction

Modifiers help

Source Code
function transfer(address to, uint256 value)
  public
  whenNotPaused
  returns (bool)
{
  return super.transfer(to, value);
}

Parameters help

Name Type
spender
address help
value
uint256 help

Properties

Visibility help public
Mutability help transaction

Modifiers help

Requirements help

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

Parameters help

Name Type
from
address help
to
address help
value
uint256 help

Properties

Visibility help public
Mutability help transaction

Modifiers help

Source Code
function transferFrom(
  address from,
  address to,
  uint256 value
) public whenNotPaused returns (bool) {
  return super.transferFrom(from, to, value);
}

Parameters help

Name Type
spender
address help
addedValue
uint256 help

Properties

Visibility help public
Mutability help transaction

Requirements help

Source Code
function increaseAllowance(address spender, uint256 addedValue)
  public
  returns (bool)
{
  require(spender != address(0));

  _allowed[msg.sender][spender] = (
    _allowed[msg.sender][spender].add(addedValue)
  );
  emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
  return true;
}

Parameters help

Name Type
spender
address help
subtractedValue
uint256 help

Properties

Visibility help public
Mutability help transaction

Requirements help

Source Code
function decreaseAllowance(address spender, uint256 subtractedValue)
  public
  returns (bool)
{
  require(spender != address(0));

  _allowed[msg.sender][spender] = (
    _allowed[msg.sender][spender].sub(subtractedValue)
  );
  emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
  return true;
}

Parameters help

Name Type
spender
address help
addedValue
uint help

Properties

Visibility help public
Mutability help transaction

Modifiers help

Requirements help

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

Parameters help

Name Type
spender
address help
subtractedValue
uint help

Properties

Visibility help public
Mutability help transaction

Modifiers help

Requirements help

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

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help view
Source Code
function name() public view returns (string) {
  return _name;
}

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help view
Source Code
function symbol() public view returns (string) {
  return _symbol;
}

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help view
Source Code
function decimals() public view returns (uint8) {
  return _decimals;
}

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 keyboard_arrow_up

Parameters help

Name Type
from
address help
to
address help
value
uint256 help

Properties

Visibility help internal
Mutability help transaction
Source Code
function _transfer(
  address from,
  address to,
  uint256 value
) internal {
  require(value <= _balances[from]);
  require(to != address(0));

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

internal ERC20._mint keyboard_arrow_up

Parameters help

Name Type
account
address help
value
uint256 help

Properties

Visibility help internal
Mutability help transaction

Requirements help

Source Code
function _mint(address account, uint256 value) internal {
  require(account != 0);
  _totalSupply = _totalSupply.add(value);
  _balances[account] = _balances[account].add(value);
  emit Transfer(address(0), account, value);
}

internal ERC20._burn keyboard_arrow_up

Parameters help

Name Type
account
address help
value
uint256 help

Properties

Visibility help internal
Mutability help transaction
Source Code
function _burn(address account, uint256 value) internal {
  require(account != 0);
  require(value <= _balances[account]);

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

internal ERC20._burnFrom keyboard_arrow_up

Parameters help

Name Type
account
address help
value
uint256 help

Properties

Visibility help internal
Mutability help transaction
Source Code
function _burnFrom(address account, uint256 value) internal {
  require(value <= _allowed[account][msg.sender]);

  // Should https://github.com/OpenZeppelin/zeppelin-solidity/issues/707 be accepted,
  // this function needs to emit an event with the updated approval.
  _allowed[account][msg.sender] = _allowed[account][msg.sender].sub(value);
  _burn(account, value);
}

internal ERC20._transfer keyboard_arrow_up

Parameters help

Name Type
from
address help
to
address help
value
uint256 help

Properties

Visibility help internal
Mutability help transaction
Source Code
function _transfer(
  address from,
  address to,
  uint256 value
) internal {
  require(value <= _balances[from]);
  require(to != address(0));

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

internal ERC20._mint keyboard_arrow_up

Parameters help

Name Type
account
address help
value
uint256 help

Properties

Visibility help internal
Mutability help transaction

Requirements help

Source Code
function _mint(address account, uint256 value) internal {
  require(account != 0);
  _totalSupply = _totalSupply.add(value);
  _balances[account] = _balances[account].add(value);
  emit Transfer(address(0), account, value);
}

internal ERC20._burn keyboard_arrow_up

Parameters help

Name Type
account
address help
value
uint256 help

Properties

Visibility help internal
Mutability help transaction
Source Code
function _burn(address account, uint256 value) internal {
  require(account != 0);
  require(value <= _balances[account]);

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

internal ERC20._burnFrom keyboard_arrow_up

Parameters help

Name Type
account
address help
value
uint256 help

Properties

Visibility help internal
Mutability help transaction
Source Code
function _burnFrom(address account, uint256 value) internal {
  require(value <= _allowed[account][msg.sender]);

  // Should https://github.com/OpenZeppelin/zeppelin-solidity/issues/707 be accepted,
  // this function needs to emit an event with the updated approval.
  _allowed[account][msg.sender] = _allowed[account][msg.sender].sub(value);
  _burn(account, value);
}

internal Pausable.constructor keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help internal
Mutability help transaction
Source Code
constructor() internal {
  _paused = false;
}

internal PauserRole.constructor keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help internal
Mutability help transaction
Source Code
constructor() internal {
  _addPauser(msg.sender);
}

internal PauserRole._addPauser keyboard_arrow_up

Parameters help

Name Type
account
address help

Properties

Visibility help internal
Mutability help transaction
Source Code
function _addPauser(address account) internal {
  pausers.add(account);
  emit PauserAdded(account);
}

internal PauserRole._removePauser keyboard_arrow_up

Parameters help

Name Type
account
address help

Properties

Visibility help internal
Mutability help transaction
Source Code
function _removePauser(address account) internal {
  pausers.remove(account);
  emit PauserRemoved(account);
}