DragonBite

0x4eed0fa8de12d5a86517f214c2f11586ba2ed88d Copy

ERC20

This contract is an ERC20 token.

Name DragonBite

Symbol BITE

Decimals 18

Total Supply 1,000,000,000 BITE

About

DragonBite ($BITE) is a cryptocurrency and operates on the Ethereum platform. DragonBite has a current supply of 0. The last known price of DragonBite is 0.01093988 USD and is down -0.69 over the last 24 hours. It is currently trading on 1 active market(s) with $3,863.75 traded over the last 24 hours. More information can be found at https://www.dragonbite.io.

Stats

Public Functions 11

Event Types 2

Code Size 13,596 bytes

Events (2)

Approval Event

Parameters

owner	address
spender	address
value	uint256

Transfer Event

Parameters

from	address
to	address
value	uint256

State Variables (5)

_balances Variable

mapping(address => uint256)

Internal Variable

_allowances Variable

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

Internal Variable

_totalSupply Variable

uint256

Internal Variable

_name Variable

string

Internal Variable

_symbol Variable

string

Internal Variable

Functions Expand All Collapse All

name

Parameters

This function has no parameters.

Properties

Visibility public

Mutability view

Source Code

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

symbol

Parameters

This function has no parameters.

Properties

Visibility public

Mutability view

Source Code

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

decimals

Parameters

This function has no parameters.

Properties

Visibility public

Mutability view

Source Code

function decimals() public view virtual override returns (uint8) {
  return 18;
}

totalSupply

Parameters

This function has no parameters.

Properties

Visibility public

Mutability view

Source Code

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

balanceOf

Parameters

Name	Type
account	address

Properties

Visibility public

Mutability view

Source Code

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

transfer

Parameters

Name	Type
recipient	address
amount	uint256

Properties

Visibility public

Mutability transaction

Requirements

the result of calling _msgSender must not be equal to UNKNOWN VALUE

recipient must not be equal to UNKNOWN VALUE

senderBalance must be greater than or equal to amount

Source Code

function transfer(address recipient, uint256 amount)
  public
  virtual
  override
  returns (bool)
{
  _transfer(_msgSender(), recipient, amount);
  return true;
}

allowance

Parameters

Name	Type
owner	address
spender	address

Properties

Visibility public

Mutability view

Source Code

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

approve

Parameters

Name	Type
spender	address
amount	uint256

Properties

Visibility public

Mutability transaction

Requirements

the result of calling _msgSender must not be equal to UNKNOWN VALUE

spender must not be equal to UNKNOWN VALUE

Source Code

function approve(address spender, uint256 amount)
  public
  virtual
  override
  returns (bool)
{
  _approve(_msgSender(), spender, amount);
  return true;
}

transferFrom

Parameters

Name	Type
sender	address
recipient	address
amount	uint256

Properties

Visibility public

Mutability transaction

Requirements

the result of calling _msgSender must not be equal to UNKNOWN VALUE

recipient must not be equal to UNKNOWN VALUE

senderBalance must be greater than or equal to amount

currentAllowance must be greater than or equal to amount

the result of calling _msgSender must not be equal to UNKNOWN VALUE

Source Code

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

  uint256 currentAllowance = _allowances[sender][_msgSender()];
  require(
    currentAllowance >= amount,
    "ERC20: transfer amount exceeds allowance"
  );
  _approve(sender, _msgSender(), currentAllowance - amount);

  return true;
}

increaseAllowance

Parameters

Name	Type
spender	address
addedValue	uint256

Properties

Visibility public

Mutability transaction

Requirements

the result of calling _msgSender must not be equal to UNKNOWN VALUE

Source Code

function increaseAllowance(address spender, uint256 addedValue)
  public
  virtual
  returns (bool)
{
  _approve(
    _msgSender(),
    spender,
    _allowances[_msgSender()][spender] + addedValue
  );
  return true;
}

decreaseAllowance

Parameters

Name	Type
spender	address
subtractedValue	uint256

Properties

Visibility public

Mutability transaction

Requirements

currentAllowance must be greater than or equal to subtractedValue

the result of calling _msgSender must not be equal to UNKNOWN VALUE

Source Code

function decreaseAllowance(address spender, uint256 subtractedValue)
  public
  virtual
  returns (bool)
{
  uint256 currentAllowance = _allowances[_msgSender()][spender];
  require(
    currentAllowance >= subtractedValue,
    "ERC20: decreased allowance below zero"
  );
  _approve(_msgSender(), spender, currentAllowance - 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

Parameters

Name	Type
sender	address
recipient	address
amount	uint256

Properties

Visibility internal

Mutability transaction

Requirements

the result of calling _msgSender must not be equal to UNKNOWN VALUE

recipient must not be equal to UNKNOWN VALUE

senderBalance must be greater than or equal to amount

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");

  _beforeTokenTransfer(sender, recipient, amount);

  uint256 senderBalance = _balances[sender];
  require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
  _balances[sender] = senderBalance - amount;
  _balances[recipient] += amount;

  emit Transfer(sender, recipient, amount);
}

internal ERC20._mint

Parameters

Name	Type
account	address
amount	uint256

Properties

Visibility internal

Mutability transaction

Requirements

account must not be equal to UNKNOWN VALUE

Source Code

function _mint(address account, uint256 amount) internal virtual {
  require(account != address(0), "ERC20: mint to the zero address");

  _beforeTokenTransfer(address(0), account, amount);

  _totalSupply += amount;
  _balances[account] += amount;
  emit Transfer(address(0), account, amount);
}

internal ERC20._burn

Parameters

Name	Type
account	address
amount	uint256

Properties

Visibility internal

Mutability transaction

Requirements

account must not be equal to UNKNOWN VALUE

accountBalance must be greater than or equal to amount

Source Code

function _burn(address account, uint256 amount) internal virtual {
  require(account != address(0), "ERC20: burn from the zero address");

  _beforeTokenTransfer(account, address(0), amount);

  uint256 accountBalance = _balances[account];
  require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
  _balances[account] = accountBalance - amount;
  _totalSupply -= amount;

  emit Transfer(account, address(0), amount);
}

internal ERC20._approve

Parameters

Name	Type
owner	address
spender	address
amount	uint256

Properties

Visibility internal

Mutability transaction

Requirements

the result of calling _msgSender must not be equal to UNKNOWN VALUE

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);
}

internal ERC20._beforeTokenTransfer

Parameters

Name	Type
from	address
to	address
amount	uint256

Properties

Visibility internal

Mutability transaction

Source Code

function _beforeTokenTransfer(
  address from,
  address to,
  uint256 amount
) internal virtual {}

internal Context._msgSender

Parameters

This function has no parameters.

Properties

Visibility internal

Mutability view

Source Code

function _msgSender() internal view virtual returns (address) {
  return msg.sender;
}

internal Context._msgData

Parameters

This function has no parameters.

Properties

Visibility internal

Mutability view

Source Code

function _msgData() internal view virtual returns (bytes calldata) {
  this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
  return msg.data;
}

DragonBite

ERC20

About link description

Stats

Events (2) keyboard_arrow_up

Approval 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 (5) keyboard_arrow_up

_balances Variable

_allowances Variable

_totalSupply Variable

_name Variable

_symbol Variable

Functions Expand All Collapse All

name 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

symbol 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

decimals 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

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

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

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

Internal Functions Expand All Collapse All

internal ERC20._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

internal ERC20._mint 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

internal ERC20._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.

About

Events (2)

Parameters

Parameters

State Variables (5)

name

Parameters

symbol

Parameters

decimals

Parameters

totalSupply

Parameters

balanceOf

Parameters

transfer

Parameters

Requirements

allowance

Parameters

approve

Parameters

Requirements

transferFrom

Parameters

Requirements

increaseAllowance

Parameters

Requirements

decreaseAllowance

Parameters

Requirements

internal ERC20._transfer

Parameters

Requirements

internal ERC20._mint

Parameters

Requirements

internal ERC20._burn

Parameters

Requirements

internal ERC20._approve

Parameters

Requirements

internal ERC20._beforeTokenTransfer

Parameters

internal Context._msgSender

Parameters

internal Context._msgData

Parameters