LGO Token

0x0a50c93c762fdd6e56d86215c24aaad43ab629aa Copy

ERC20

This contract is an ERC20 token.

Name LGO Token

Symbol LGO

Decimals 8

Total Supply 217,891,137 LGO

About

LGO Token (LGO) is a cryptocurrency and operates on the Ethereum platform. LGO Token has a current supply of 217,845,594.848 with 53,985,545 in circulation. The last known price of LGO Token is 0.2685794 USD and is up 2.63 over the last 24 hours. It is currently trading on 1 active market(s) with $48,180.19 traded over the last 24 hours. More information can be found at https://lgo.group/.

Stats

Public Functions 19

Event Types 4

Code Size 16,016 bytes

Events (4)

Approval Event

Parameters

owner	address
spender	address
value	uint256

MinterAdded Event

Parameters

account

address

MinterRemoved Event

Parameters

account

address

Transfer Event

Parameters

from	address
to	address
value	uint256

State Variables (7)

_balances Variable

mapping(address => uint256)

Internal Variable

_allowed Variable

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

Internal Variable

_totalSupply Variable

uint256

Internal Variable

_name Variable

string

Internal Variable

_symbol Variable

string

Internal Variable

_decimals Variable

uint8

Internal Variable

_minters Variable

Roles.Role

Internal Variable

Functions Expand All Collapse All

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

Requirements

to must not be equal to UNKNOWN VALUE

Source Code

function transfer(address to, uint256 value) public returns (bool) {
  _transfer(msg.sender, to, value);
  return true;
}

approve

Parameters

Name	Type
spender	address
value	uint256

Properties

Visibility public

Mutability transaction

Requirements

spender must not be equal to UNKNOWN VALUE

Source Code

function approve(address spender, uint256 value) public returns (bool) {
  require(spender != address(0));

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

transferFrom

Parameters

Name	Type
from	address
to	address
value	uint256

Properties

Visibility public

Mutability transaction

Requirements

to must not be equal to UNKNOWN VALUE

Source Code

function transferFrom(
  address from,
  address to,
  uint256 value
) public returns (bool) {
  _allowed[from][msg.sender] = _allowed[from][msg.sender].sub(value);
  _transfer(from, to, value);
  emit Approval(from, msg.sender, _allowed[from][msg.sender]);
  return true;
}

increaseAllowance

Parameters

Name	Type
spender	address
addedValue	uint256

Properties

Visibility public

Mutability transaction

Requirements

spender must not be equal to UNKNOWN VALUE

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;
}

decreaseAllowance

Parameters

Name	Type
spender	address
subtractedValue	uint256

Properties

Visibility public

Mutability transaction

Requirements

spender must not be equal to UNKNOWN VALUE

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;
}

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);
}

isMinter

Parameters

Name	Type
account	address

Properties

Visibility public

Mutability view

Source Code

function isMinter(address account) public view returns (bool) {
  return _minters.has(account);
}

addMinter

Parameters

Name	Type
account	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyMinter checks for the following:

null

Source Code

function addMinter(address account) public onlyMinter {
  _addMinter(account);
}

renounceMinter

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Source Code

function renounceMinter() public {
  _removeMinter(msg.sender);
}

mint

Parameters

Name	Type
to	address
value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

onlyMinter checks for the following:

null

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;
}

name

Parameters

This function has no parameters.

Properties

Visibility public

Mutability view

Source Code

function name() public view returns (string memory) {
  return _name;
}

symbol

Parameters

This function has no parameters.

Properties

Visibility public

Mutability view

Source Code

function symbol() public view returns (string memory) {
  return _symbol;
}

decimals

Parameters

This function has no parameters.

Properties

Visibility public

Mutability view

Source Code

function decimals() public view returns (uint8) {
  return _decimals;
}

bulkMint

Parameters

Name	Type
accounts	address[]
values	uint256[]

Properties

Visibility public

Mutability transaction

Requirements

the number of values in accounts must be equal to the number of values in values

Source Code

function bulkMint(address[] memory accounts, uint256[] memory values) public {
  require(
    accounts.length == values.length,
    "Accounts array and values array don't have the same length"
  );

  for (uint256 i = 0; i < accounts.length; i++) {
    mint(accounts[i], values[i]);
  }
}

bulkTransfer

Parameters

Name	Type
accounts	address[]
values	uint256[]

Properties

Visibility public

Mutability transaction

Requirements

the number of values in accounts must be equal to the number of values in values

Source Code

function bulkTransfer(address[] memory accounts, uint256[] memory values)
  public
{
  require(
    accounts.length == values.length,
    "Accounts array and values array don't have the same length"
  );

  for (uint256 i = 0; i < accounts.length; i++) {
    transfer(accounts[i], values[i]);
  }
}

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._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 {
  _allowed[account][msg.sender] = _allowed[account][msg.sender].sub(value);
  _burn(account, value);
  emit Approval(account, msg.sender, _allowed[account][msg.sender]);
}

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._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 {
  _allowed[account][msg.sender] = _allowed[account][msg.sender].sub(value);
  _burn(account, value);
  emit Approval(account, msg.sender, _allowed[account][msg.sender]);
}

internal MinterRole.constructor

Parameters

This function has no parameters.

Properties

Visibility internal

Mutability transaction

Source Code

constructor() internal {
  _addMinter(msg.sender);
}

internal MinterRole._addMinter

Parameters

Name	Type
account	address

Properties

Visibility internal

Mutability transaction

Source Code

function _addMinter(address account) internal {
  _minters.add(account);
  emit MinterAdded(account);
}

internal MinterRole._removeMinter

Parameters

Name	Type
account	address

Properties

Visibility internal

Mutability transaction

Source Code

function _removeMinter(address account) internal {
  _minters.remove(account);
  emit MinterRemoved(account);
}

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._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 {
  _allowed[account][msg.sender] = _allowed[account][msg.sender].sub(value);
  _burn(account, value);
  emit Approval(account, msg.sender, _allowed[account][msg.sender]);
}

LGO Token

ERC20

About link description

Stats

Events (4) keyboard_arrow_up

Approval Event

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

MinterAdded Event

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

MinterRemoved 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.

State Variables (7) keyboard_arrow_up

_balances Variable

_allowed Variable

_totalSupply Variable

_name Variable

_symbol Variable

_decimals Variable

_minters Variable

Functions Expand All Collapse All

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

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

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

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

increaseAllowance 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

decreaseAllowance 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

burn 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

burnFrom 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

isMinter 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

addMinter 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.

onlyMinter checks for the following:

Source Code

renounceMinter keyboard_arrow_up

About

Events (4)

Parameters

Parameters

Parameters

Parameters

State Variables (7)

totalSupply

Parameters

balanceOf

Parameters

allowance

Parameters

transfer

Parameters

Requirements

approve

Parameters

Requirements

transferFrom

Parameters

Requirements

increaseAllowance

Parameters

Requirements

decreaseAllowance

Parameters

Requirements

burn

Parameters

Requirements

burnFrom

Parameters

Requirements

isMinter

Parameters

addMinter

Parameters

Modifiers

renounceMinter

Parameters

mint

Parameters

Modifiers

Requirements

name

Parameters

symbol

Parameters

decimals

Parameters

bulkMint

Parameters

Requirements

bulkTransfer

Parameters

Requirements

internal ERC20._transfer

Parameters

Requirements

internal ERC20._mint

Parameters

Requirements

internal ERC20._burn

Parameters

Requirements

internal ERC20._burnFrom

Parameters

Requirements

internal ERC20._transfer

Parameters

Requirements

internal ERC20._mint

Parameters

Requirements

internal ERC20._burn

Parameters

Requirements

internal ERC20._burnFrom