Gene Source Code Chain

0x884181554dfa9e578d36379919c05c25dc4a15bb Copy

ERC20

This contract is an ERC20 token.

Name Gene Source Code Chain

Symbol Gene

Decimals 18

Total Supply 2,000,000,000 Gene

About

Gene Source Code Chain (GENE) is a cryptocurrency and operates on the Ethereum platform. Gene Source Code Chain has a current supply of 2,000,000,000 with 375,244,800 in circulation. The last known price of Gene Source Code Chain is 0.00019184 USD and is up 1.79 over the last 24 hours. It is currently trading on 1 active market(s) with $0.00 traded over the last 24 hours. More information can be found at http://www.gscchain.org/.

Stats

Public Functions 7

Event Types 2

Code Size 2,819 bytes

Events (2)

Approval Event

Parameters

_owner	address
_spender	address
_value	uint256

Transfer Event

Parameters

_from	address
_to	address
_value	uint256

Constants (1)

valueFounder Constant

uint256

2000000000000000000000000000

State Variables (8)

name Variable

string

symbol Variable

string

decimals Variable

uint256

totalSupply Variable

uint256

stopped Variable

bool

balanceOf Variable

mapping(address => uint256)

allowance Variable

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

Internal Variable

owner Variable

address

Internal Variable

Functions Expand All Collapse All

transfer

Parameters

Name	Type
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

isRunning checks for the following:

stopped must not be true

validAddress checks for the following:

0x0 must not be equal to the sender's address

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)
  isRunning
  validAddress
  returns (bool success)
{
  require(balanceOf[msg.sender] >= _value);
  require(balanceOf[_to] + _value >= balanceOf[_to]);
  balanceOf[msg.sender] -= _value;
  balanceOf[_to] += _value;
  Transfer(msg.sender, _to, _value);
  return true;
}

transferFrom

Parameters

Name	Type
_from	address
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

isRunning checks for the following:

stopped must not be true

validAddress checks for the following:

0x0 must not be equal to the sender's address

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 allowance for _from for the sender's address

Source Code

function transferFrom(
  address _from,
  address _to,
  uint256 _value
) isRunning validAddress returns (bool success) {
  require(balanceOf[_from] >= _value);
  require(balanceOf[_to] + _value >= balanceOf[_to]);
  require(allowance[_from][msg.sender] >= _value);
  balanceOf[_to] += _value;
  balanceOf[_from] -= _value;
  allowance[_from][msg.sender] -= _value;
  Transfer(_from, _to, _value);
  return true;
}

approve

Parameters

Name	Type
_spender	address
_value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

isRunning checks for the following:

stopped must not be true

validAddress checks for the following:

0x0 must not be equal to the sender's address

Requirements

One or more of the following: - allowance for the sender's address for _spender must be equal to 0 - OR _value must be equal to 0

Source Code

function approve(address _spender, uint256 _value)
  isRunning
  validAddress
  returns (bool success)
{
  require(_value == 0 || allowance[msg.sender][_spender] == 0);
  allowance[msg.sender][_spender] = _value;
  Approval(msg.sender, _spender, _value);
  return true;
}

stop

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Modifiers

isOwner checks for the following:

owner must be equal to the sender's address

Source Code

function stop() isOwner {
  stopped = true;
}

start

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Modifiers

isOwner checks for the following:

owner must be equal to the sender's address

Source Code

function start() isOwner {
  stopped = false;
}

setName

Parameters

Name	Type
_name	string

Properties

Visibility public

Mutability transaction

Modifiers

isOwner checks for the following:

owner must be equal to the sender's address

Source Code

function setName(string _name) isOwner {
  name = _name;
}

burn

Parameters

Name	Type
_value	uint256

Properties

Visibility public

Mutability transaction

Requirements

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

Source Code

function burn(uint256 _value) {
  require(balanceOf[msg.sender] >= _value);
  balanceOf[msg.sender] -= _value;
  balanceOf[0x0] += _value;
  Transfer(msg.sender, 0x0, _value);
}

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.

Gene Source Code Chain

ERC20

About link

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.

Constants (1) keyboard_arrow_up

valueFounder Constant

State Variables (8) keyboard_arrow_up

name Variable

symbol Variable

decimals Variable

totalSupply Variable

stopped Variable

balanceOf Variable

allowance Variable

owner Variable

Functions Expand All Collapse All

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.

isRunning checks for the following:

validAddress 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.

isRunning checks for the following:

validAddress 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

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

isRunning checks for the following:

validAddress 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

stop 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.

isOwner checks for the following:

Source Code

start 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.

isOwner checks for the following:

Source Code

setName 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.

isOwner checks for the following:

Source Code

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.

Source Code

Internal Functions Expand All Collapse All

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About

Events (2)

Parameters

Parameters

Constants (1)

State Variables (8)

transfer

Parameters

Modifiers

Requirements

transferFrom

Parameters

Modifiers

Requirements

approve

Parameters

Modifiers

Requirements

stop

Parameters

Modifiers

start

Parameters

Modifiers

setName

Parameters

Modifiers

burn

Parameters

Requirements