Aeternity

0x5ca9a71b1d01849c0a95490cc00559717fcf0d1d Copy

ERC20

This contract is an ERC20 token.

Name Aeternity

Symbol AE

Decimals 18

Total Supply 273,685,830 AE

About

Stats

Public Functions 9

Event Types 2

Code Size 9,377 bytes

Events (2)

Approval Event

Parameters

_owner	address
_spender	address
_value	uint256

Transfer Event

Parameters

_from	address
_to	address
_value	uint256

State Variables (10)

transferableUntil Variable

uint

prefilled Variable

bool

creator Variable

address

name Variable

string

decimals Variable

uint8

symbol Variable

string

version Variable

string

totalSupply Variable

uint256

balances Variable

mapping(address => uint256)

Internal Variable

allowed Variable

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

Internal Variable

Functions Expand All Collapse All

balanceOf

Parameters

Name	Type
_owner	address

Properties

Visibility public

Mutability constant

Source Code

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

transfer

Parameters

Name	Type
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

only_transferable checks for the following:

now must be less than or equal to transferableUntil

Requirements

prefilled must be true

_value must be greater than or equal to 0

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

Source Code

function transfer(address _to, uint256 _value)
  only_transferable
  returns (bool success)
{
  return super.transfer(_to, _value);
}

transferFrom

Parameters

Name	Type
_from	address
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

only_transferable checks for the following:

now must be less than or equal to transferableUntil

Requirements

prefilled must be true

_value must be greater than or equal to 0

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

_value must be less than or equal to balances for _from

Source Code

function transferFrom(
  address _from,
  address _to,
  uint256 _value
) only_transferable returns (bool success) {
  return super.transferFrom(_from, _to, _value);
}

approve

Parameters

Name	Type
_spender	address
_value	uint256

Properties

Visibility public

Mutability transaction

Requirements

prefilled must be true

Source Code

function approve(address _spender, uint256 _value) returns (bool success) {
  assert(prefilled);

  return super.approve(_spender, _value);
}

allowance

Parameters

Name	Type
_owner	address
_spender	address

Properties

Visibility public

Mutability constant

Source Code

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

constructor

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Source Code

function() {
  //if ether is sent to this address, send it back.
  revert();
}

approveAndCall

Parameters

Name	Type
_spender	address
_value	uint256
_extraData	bytes

Properties

Visibility public

Mutability transaction

Source Code

function approveAndCall(
  address _spender,
  uint256 _value,
  bytes _extraData
) returns (bool success) {
  allowed[msg.sender][_spender] = _value;
  Approval(msg.sender, _spender, _value);

  // call the receiveApproval function on the contract you want to be notified.
  // This crafts the function signature manually so one doesn't have to include
  // a contract in here just for this.
  // receiveApproval(address _from, uint256 _value, address _tokenContract, bytes _extraData)
  // it is assumed that when does this that the call *should* succeed, otherwise
  // one would use vanilla approve instead.
  require(
    _spender.call(
      bytes4(bytes32(sha3("receiveApproval(address,uint256,address,bytes)"))),
      msg.sender,
      _value,
      this,
      _extraData
    )
  );
  return true;
}

prefill

Parameters

Name	Type
_addresses	address[]
_values	uint[]

Properties

Visibility public

Mutability transaction

Modifiers

only_not_prefilled checks for the following:

prefilled must not be true

only_creator checks for the following:

creator must be equal to the sender's address

Source Code

function prefill(address[] _addresses, uint256[] _values)
  only_not_prefilled
  only_creator
{
  uint256 total = totalSupply;

  for (uint256 i = 0; i < _addresses.length; i++) {
    address who = _addresses[i];
    uint256 val = _values[i];

    if (balances[who] != val) {
      total -= balances[who];

      balances[who] = val;
      total += val;
      Transfer(0x0, who, val);
    }
  }

  totalSupply = total;
}

launch

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Modifiers

only_not_prefilled checks for the following:

prefilled must not be true

only_creator checks for the following:

creator must be equal to the sender's address

Source Code

function launch() only_not_prefilled only_creator {
  prefilled = 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.

Aeternity

ERC20

About

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 (10) keyboard_arrow_up

transferableUntil Variable

prefilled Variable

creator Variable

name Variable

decimals Variable

symbol Variable

version Variable

totalSupply Variable

balances Variable

allowed Variable

Functions Expand All Collapse All

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.

only_transferable 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

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.

only_transferable 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

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

constructor 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

approveAndCall 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

prefill 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.

only_not_prefilled checks for the following:

only_creator checks for the following:

Source Code

launch 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.

only_not_prefilled checks for the following:

only_creator checks for the following:

Source Code

Internal Functions Expand All Collapse All

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Events (2)

Parameters

Parameters

State Variables (10)

balanceOf

Parameters

transfer

Parameters

Modifiers

Requirements

transferFrom

Parameters

Modifiers

Requirements

approve

Parameters

Requirements

allowance

Parameters

constructor

Parameters

approveAndCall

Parameters

prefill

Parameters

Modifiers

launch

Parameters

Modifiers