Cryptaur

0x88d50b466be55222019d71f9e8fae17f5f45fca1 Copy

ERC20

This contract is an ERC20 token.

Name Cryptaur

Symbol CPT

Decimals 8

Total Supply 27,662,180,148 CPT

About

Cryptaur (CPT) is a cryptocurrency and operates on the Ethereum platform. Cryptaur has a current supply of 27,662,180,148.278465 with 13,485,673,470.554075 in circulation. The last known price of Cryptaur is 0.00019205 USD and is up 4.12 over the last 24 hours. It is currently trading on 2 active market(s) with $6,953.02 traded over the last 24 hours. More information can be found at https://cryptaur.com/.

Stats

Public Functions 9

Event Types 3

Code Size 3,982 bytes

Events (3)

Approval Event

Parameters

owner	address
spender	address
value	uint

Mint Event

Parameters

minter	address
tokens	uint
originalCoinType	uint8
originalTxHash	bytes32

Transfer Event

Parameters

from	address
to	address
value	uint

State Variables (11)

cryptaurBackend Variable

address

crowdsaleFinished Variable

bool

totalSupply Variable

uint

standard Variable

string

name Variable

string

symbol Variable

string

decimals Variable

uint8

owner Variable

address

candidate Variable

address

balanceOf Variable

mapping(address => uint256)

allowed Variable

mapping(address => mapping(address => uint))

Internal Variable

Functions Expand All Collapse All

changeOwner

Parameters

Name	Type
_owner	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Source Code

function changeOwner(address _owner) public onlyOwner {
  candidate = _owner;
}

confirmOwner

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Requirements

candidate must be equal to the sender's address

Source Code

function confirmOwner() public {
  require(candidate == msg.sender);
  owner = candidate;
  delete candidate;
}

changeBackend

Parameters

Name	Type
_cryptaurBackend	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Source Code

function changeBackend(address _cryptaurBackend) public onlyOwner {
  cryptaurBackend = _cryptaurBackend;
}

mintTokens

Parameters

Name	Type
_minter	address
_tokens	uint
_originalCoinType	uint8
_originalTxHash	bytes32

Properties

Visibility public

Mutability transaction

Requirements

cryptaurBackend must be equal to the sender's address

crowdsaleFinished must not be true

Source Code

function mintTokens(
  address _minter,
  uint256 _tokens,
  uint8 _originalCoinType,
  bytes32 _originalTxHash
) public {
  require(msg.sender == cryptaurBackend);
  require(!crowdsaleFinished);
  balanceOf[_minter] += _tokens;
  totalSupply += _tokens;
  Transfer(this, _minter, _tokens);
  Mint(_minter, _tokens, _originalCoinType, _originalTxHash);
}

finishCrowdsale

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Source Code

function finishCrowdsale() public onlyOwner {
  crowdsaleFinished = true;
}

transfer

Parameters

Name	Type
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

onlyPayloadSize checks for the following:

the number of values in undefined must be greater than or equal to 2 * 32 + 4

Requirements

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

balanceOf for _to + _value must be greater than or equal to balanceOf for _to

Source Code

function transfer(address _to, uint256 _value) public onlyPayloadSize(2 * 32) {
  require(balanceOf[msg.sender] >= _value);
  require(balanceOf[_to] + _value >= balanceOf[_to]);
  balanceOf[msg.sender] -= _value;
  balanceOf[_to] += _value;
  Transfer(msg.sender, _to, _value);
}

transferFrom

Parameters

Name	Type
_from	address
_to	address
_value	uint

Properties

Visibility public

Mutability transaction

Modifiers

onlyPayloadSize checks for the following:

the number of values in undefined must be greater than or equal to 2 * 32 + 4

Requirements

_value must be less than or equal to balanceOf for _from

balanceOf for _to + _value must be greater than or equal to balanceOf for _to

_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 onlyPayloadSize(3 * 32) {
  require(balanceOf[_from] >= _value);
  require(balanceOf[_to] + _value >= balanceOf[_to]); // overflow
  require(allowed[_from][msg.sender] >= _value);
  balanceOf[_from] -= _value;
  balanceOf[_to] += _value;
  allowed[_from][msg.sender] -= _value;
  Transfer(_from, _to, _value);
}

approve

Parameters

Name	Type
_spender	address
_value	uint

Properties

Visibility public

Mutability transaction

Source Code

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

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 remaining)
{
  return allowed[_owner][_spender];
}

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.

Cryptaur

ERC20

About link description

Stats

Events (3) keyboard_arrow_up

Approval 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.

Transfer Event

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

State Variables (11) keyboard_arrow_up

cryptaurBackend Variable

crowdsaleFinished Variable

totalSupply Variable

standard Variable

name Variable

symbol Variable

decimals Variable

owner Variable

candidate Variable

balanceOf 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:

Source Code

confirmOwner 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

changeBackend 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:

Source Code

mintTokens 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

finishCrowdsale 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:

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.

onlyPayloadSize 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.

onlyPayloadSize 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

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

Internal Functions Expand All Collapse All

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About

Events (3)

Parameters

Parameters

Parameters

State Variables (11)

changeOwner

Parameters

Modifiers

confirmOwner

Parameters

Requirements

changeBackend

Parameters

Modifiers

mintTokens

Parameters

Requirements

finishCrowdsale

Parameters

Modifiers

transfer

Parameters

Modifiers

Requirements

transferFrom

Parameters

Modifiers

Requirements

approve

Parameters

allowance

Parameters