EBCoin

0x31f3d9d1bece0c033ff78fa6da60a6048f3e13c5 Copy

ERC20

This contract is an ERC20 token.

Name EBCoin

Symbol EBC

Decimals 18

Total Supply 10,295,055,166 EBC

About

Stats

Public Functions 11

Event Types 8

Code Size 6,375 bytes

Library Use

Uses SafeMath for uint256.

Events (8)

Approval Event

Parameters

_owner	address
_spender	address
_value	uint256

Burn Event

Parameters

_from	address
_value	uint256

ManagerChanged Event

Parameters

_oldManager	address
_newManager	address

Mint Event

Parameters

_to	address
_value	uint256

OwnerChanged Event

Parameters

_oldOwner	address
_newOwner	address

ReleaseTimeChanged Event

Parameters

_owner	address
_oldReleaseTime	uint256
_newReleaseTime	uint256

ReleasedChanged Event

Parameters

_oldReleased	bool
_newReleased	bool

Transfer Event

Parameters

_from	address
_to	address
_value	uint256

Constants (3)

name Constant

string

EBCoin

symbol Constant

string

EBC

decimals Constant

uint8

State Variables (7)

totalSupply Variable

uint256

released Variable

bool

manager Variable

address

owner Variable

address

releaseTime Variable

mapping(address => uint256)

balances Variable

mapping(address => uint256)

Internal Variable

allowed Variable

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

Internal Variable

Functions Expand All Collapse All

changeOwner

Parameters

Name	Type
_newOwner	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Requirements

_newOwner must not be equal to UNKNOWN VALUE

Source Code

function changeOwner(address _newOwner) public onlyOwner {
  require(_newOwner != address(0));

  address oldOwner = owner;
  if (oldOwner != _newOwner) {
    owner = _newOwner;

    OwnerChanged(oldOwner, _newOwner);
  }
}

changeManager

Parameters

Name	Type
_newManager	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Requirements

_newManager must not be equal to UNKNOWN VALUE

Source Code

function changeManager(address _newManager) public onlyOwner {
  require(_newManager != address(0));

  address oldManager = manager;
  if (oldManager != _newManager) {
    manager = _newManager;

    ManagerChanged(oldManager, _newManager);
  }
}

balanceOf

Parameters

Name	Type
_owner	address

Properties

Visibility public

Mutability constant

Source Code

function balanceOf(address _owner) public constant returns (uint256) {
  return balances[_owner];
}

transfer

Parameters

Name	Type
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

canTransfer checks for the following:

Requirements

_to must not be equal to UNKNOWN VALUE

_value must be less than or equal to balances for the sender's address

Source Code

function transfer(address _to, uint256 _value)
  public
  canTransfer(msg.sender)
  returns (bool)
{
  require(_to != address(0));
  require(_value <= balances[msg.sender]);

  balances[msg.sender] = balances[msg.sender].sub(_value);
  balances[_to] = balances[_to].add(_value);

  Transfer(msg.sender, _to, _value);

  return true;
}

allowance

Parameters

Name	Type
_owner	address
_spender	address

Properties

Visibility public

Mutability constant

Source Code

function allowance(address _owner, address _spender)
  public
  constant
  returns (uint256)
{
  return allowed[_owner][_spender];
}

transferFrom

Parameters

Name	Type
_from	address
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

canTransfer checks for the following:

Requirements

_to must not be equal to UNKNOWN VALUE

_value must be less than or equal to balances for _from

_value must be less than or equal to allowed for _from for the sender's address

Source Code

function transferFrom(
  address _from,
  address _to,
  uint256 _value
) public canTransfer(_from) returns (bool) {
  require(_to != address(0));
  require(_value <= balances[_from]);
  require(_value <= allowed[_from][msg.sender]);

  balances[_from] = balances[_from].sub(_value);
  balances[_to] = balances[_to].add(_value);
  allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);

  Transfer(_from, _to, _value);

  return true;
}

approve

Parameters

Name	Type
_spender	address
_value	uint256

Properties

Visibility public

Mutability transaction

Source Code

function approve(address _spender, uint256 _value) public returns (bool) {
  allowed[msg.sender][_spender] = _value;

  Approval(msg.sender, _spender, _value);

  return true;
}

mint

Parameters

Name	Type
_to	address
_value	uint256
_releaseTime	uint256

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwnerOrManager checks for the following:

One or more of the following: - manager must be equal to the sender's address - OR owner must be equal to the sender's address

Requirements

_to must not be equal to UNKNOWN VALUE

Source Code

function mint(
  address _to,
  uint256 _value,
  uint256 _releaseTime
) public onlyOwnerOrManager returns (bool) {
  require(_to != address(0));

  totalSupply = totalSupply.add(_value);
  balances[_to] = balances[_to].add(_value);

  Mint(_to, _value);
  Transfer(0x0, _to, _value);

  setReleaseTime(_to, _releaseTime);

  return true;
}

burn

Parameters

Name	Type
_from	address
_value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwnerOrManager checks for the following:

One or more of the following: - manager must be equal to the sender's address - OR owner must be equal to the sender's address

Requirements

_from must not be equal to UNKNOWN VALUE

_value must be less than or equal to balances for _from

Source Code

function burn(address _from, uint256 _value)
  public
  onlyOwnerOrManager
  returns (bool)
{
  require(_from != address(0));
  require(_value <= balances[_from]);

  balances[_from] = balances[_from].sub(_value);
  totalSupply = totalSupply.sub(_value);

  Burn(_from, _value);

  return true;
}

setReleaseTime

Parameters

Name	Type
_owner	address
_newReleaseTime	uint256

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwnerOrManager checks for the following:

One or more of the following: - manager must be equal to the sender's address - OR owner must be equal to the sender's address

Requirements

_to must not be equal to UNKNOWN VALUE

Source Code

function setReleaseTime(address _owner, uint256 _newReleaseTime)
  public
  onlyOwnerOrManager
  returns (bool)
{
  require(_owner != address(0));

  uint256 oldReleaseTime = releaseTime[_owner];
  if (oldReleaseTime != _newReleaseTime) {
    releaseTime[_owner] = _newReleaseTime;

    ReleaseTimeChanged(_owner, oldReleaseTime, _newReleaseTime);

    return true;
  }

  return false;
}

setReleased

Parameters

Name	Type
_newReleased	bool

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwnerOrManager checks for the following:

One or more of the following: - manager must be equal to the sender's address - OR owner must be equal to the sender's address

Source Code

function setReleased(bool _newReleased)
  public
  onlyOwnerOrManager
  returns (bool)
{
  bool oldReleased = released;
  if (oldReleased != _newReleased) {
    released = _newReleased;

    ReleasedChanged(oldReleased, _newReleased);

    return true;
  }

  return false;
}

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.

EBCoin

ERC20

About

Stats

Library Use

Events (8) keyboard_arrow_up

Approval Event

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

Burn Event

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

ManagerChanged Event

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

Mint Event

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

OwnerChanged Event

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

ReleaseTimeChanged Event

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

ReleasedChanged 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 (3) keyboard_arrow_up

name Constant

symbol Constant

decimals Constant

State Variables (7) keyboard_arrow_up

totalSupply Variable

released Variable

manager Variable

owner Variable

releaseTime Variable

balances Variable

allowed Variable

Functions Expand All Collapse All

changeOwner 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

changeManager 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

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

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

canTransfer 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

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

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.

canTransfer 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

Source Code

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

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

onlyOwnerOrManager checks for the following:

Events (8)

Parameters

Parameters

Parameters

Parameters

Parameters

Parameters

Parameters

Parameters

Constants (3)

State Variables (7)

changeOwner

Parameters

Modifiers

Requirements

changeManager

Parameters

Modifiers

Requirements

balanceOf

Parameters

transfer

Parameters

Modifiers

Requirements

allowance

Parameters

transferFrom

Parameters

Modifiers

Requirements

approve

Parameters

mint

Parameters

Modifiers

Requirements

burn

Parameters

Modifiers

Requirements

setReleaseTime

Parameters

Modifiers

Requirements

setReleased

Parameters

Modifiers