Blockwell

Neutrino System Base Token

ERC20

This contract is an ERC20 token.

Name Neutrino System Base Token
Symbol NSBT
Decimals 6
Total Supply 1,000,000,000,000 NSBT

About link description

Neutrino Token (NSBT) is a cryptocurrency and operates on the Ethereum platform. Neutrino Token has a current supply of 2,157,585.778175. The last known price of Neutrino Token is 23.78247134 USD and is up 4.17 over the last 24 hours. It is currently trading on 6 active market(s) with $133,397.67 traded over the last 24 hours. More information can be found at https://neutrino.at/.

Stats

Public Functions 11
Event Types 2
Code Size 4,610 bytes

Events (2) keyboard_arrow_up

Approval Event

Parameters help
owner
address help
spender
address help
value
uint256 help

Transfer Event

Parameters help
from
address help
to
address help
value
uint256 help

_totalSupply Variable

uint256 help
Internal Variable

_balances Variable

mapping(address => uint256) help
Internal Variable

_allowances Variable

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

_name Variable

string help
Internal Variable

_symbol Variable

string help
Internal Variable

_decimals Variable

uint8 help
Internal Variable

Functions Expand All Collapse All

Parameters help

This function has no parameters.

Properties

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

Parameters help

This function has no parameters.

Properties

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

Parameters help

This function has no parameters.

Properties

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

Parameters help

Name Type
account
address help

Properties

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

Parameters help

Name Type
recipient
address help
amount
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
function transfer(address recipient, uint256 amount)
  public
  virtual
  override
  returns (bool)
{
  _transfer(msg.sender, recipient, amount);
  return true;
}

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
  virtual
  override
  returns (uint256)
{
  return _allowances[owner][spender];
}

Parameters help

Name Type
spender
address help
amount
uint256 help

Properties

Visibility help public
Mutability help transaction

Requirements help

Source Code
function approve(address spender, uint256 amount)
  public
  virtual
  override
  returns (bool)
{
  _approve(msg.sender, spender, amount);
  return true;
}

Parameters help

Name Type
sender
address help
recipient
address help
amount
uint256 help

Properties

Visibility help public
Mutability help transaction

Requirements help

Source Code
function transferFrom(
  address sender,
  address recipient,
  uint256 amount
) public virtual override returns (bool) {
  _transfer(sender, recipient, amount);

  uint256 allowanceSender = _allowances[sender][msg.sender];
  require(
    amount <= allowanceSender,
    "ERC20: transfer amount exceeds allowance"
  );

  _approve(sender, msg.sender, allowanceSender - amount);
  return true;
}

Parameters help

Name Type
spender
address help
addedValue
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
function increaseAllowance(address spender, uint256 addedValue)
  public
  virtual
  returns (bool)
{
  uint256 sum = _allowances[msg.sender][spender] + addedValue;
  require(sum >= addedValue, "SafeMath: addition overflow");

  _approve(msg.sender, spender, sum);
  return true;
}

Parameters help

Name Type
spender
address help
subtractedValue
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
function decreaseAllowance(address spender, uint256 subtractedValue)
  public
  virtual
  returns (bool)
{
  uint256 temp = _allowances[msg.sender][spender];
  require(subtractedValue <= temp, "ERC20: decreased allowance below zero");

  _approve(msg.sender, spender, temp - subtractedValue);
  return true;
}

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
sender
address help
recipient
address help
amount
uint256 help

Properties

Visibility help internal
Mutability help transaction
Source Code
function _transfer(
  address sender,
  address recipient,
  uint256 amount
) internal virtual {
  require(sender != address(0), "ERC20: transfer from the zero address");
  require(recipient != address(0), "ERC20: transfer to the zero address");

  uint256 temp = _balances[sender];
  require(amount <= temp, "ERC20: transfer amount exceeds balance");
  _balances[sender] = temp - amount;

  temp = _balances[recipient];
  require(temp + amount >= temp, "SafeMath: addition overflow");
  _balances[recipient] = temp + amount;
  emit Transfer(sender, recipient, amount);
}

internal ERC20._approve keyboard_arrow_up

Parameters help

Name Type
owner
address help
spender
address help
amount
uint256 help

Properties

Visibility help internal
Mutability help transaction

Requirements help

Source Code
function _approve(
  address owner,
  address spender,
  uint256 amount
) internal virtual {
  require(owner != address(0), "ERC20: approve from the zero address");
  require(spender != address(0), "ERC20: approve to the zero address");

  _allowances[owner][spender] = amount;
  emit Approval(owner, spender, amount);
}