Vestchain

0x37f04d2c3ae075fad5483bb918491f656b12bdb6 Copy

ERC20

This contract is an ERC20 token.

Name Vestchain

Symbol VEST

Decimals 8

Total Supply 8,848,000,000 VEST

About

VestChain (VEST) is a cryptocurrency and operates on the Ethereum platform. VestChain has a current supply of 3,945,951,380.8970037. The last known price of VestChain is 0.00213152 USD and is up 35.72 over the last 24 hours. It is currently trading on 3 active market(s) with $0.00 traded over the last 24 hours. More information can be found at https://vestchain.io/.

Stats

Public Functions 6

Event Types 2

Code Size 3,024 bytes

Events (2)

Approval Event

Parameters

_owner	address
_spender	address
_val	uint256

Transfer Event

Parameters

_from	address
_to	address
_val	uint256

State Variables (6)

totalSupply Variable

uint256

decimals Variable

uint

symbol Variable

string

name Variable

string

approach Variable

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

Internal Variable

holders Variable

mapping(address => uint256)

Internal Variable

Functions Expand All Collapse All

constructor

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Source Code

function() public {
  revert();
}

balanceOf

Parameters

Name	Type
_own	address

Properties

Visibility public

Mutability view

Source Code

function balanceOf(address _own) public view returns (uint256) {
  return holders[_own];
}

transfer

Parameters

Name	Type
_to	address
_val	uint256

Properties

Visibility public

Mutability transaction

Requirements

_val must be less than or equal to holders for the sender's address

_to must not be equal to the sender's address

_val must be less than or equal to holders for the sender's address

_val must be less than or equal to holders for _to

Source Code

function transfer(address _to, uint256 _val) public returns (bool) {
  require(holders[msg.sender] >= _val);
  require(msg.sender != _to);
  assert(_val <= holders[msg.sender]);
  holders[msg.sender] = holders[msg.sender] - _val;
  holders[_to] = holders[_to] + _val;
  assert(holders[_to] >= _val);
  emit Transfer(msg.sender, _to, _val);
  return true;
}

transferFrom

Parameters

Name	Type
_from	address
_to	address
_val	uint256

Properties

Visibility public

Mutability transaction

Requirements

_val must be less than or equal to holders for _from

_val must be less than or equal to approach for _from for the sender's address

_val must be less than or equal to holders for _from

_val must be less than or equal to approach for _from for the sender's address

_val must be less than or equal to holders for _to

Source Code

function transferFrom(
  address _from,
  address _to,
  uint256 _val
) public returns (bool) {
  require(holders[_from] >= _val);
  require(approach[_from][msg.sender] >= _val);
  assert(_val <= holders[_from]);
  holders[_from] = holders[_from] - _val;
  assert(_val <= approach[_from][msg.sender]);
  approach[_from][msg.sender] = approach[_from][msg.sender] - _val;
  holders[_to] = holders[_to] + _val;
  assert(holders[_to] >= _val);
  emit Transfer(_from, _to, _val);
  return true;
}

approve

Parameters

Name	Type
_spender	address
_val	uint256

Properties

Visibility public

Mutability transaction

Requirements

_val must be less than or equal to holders for the sender's address

Source Code

function approve(address _spender, uint256 _val) public returns (bool) {
  require(holders[msg.sender] >= _val);
  approach[msg.sender][_spender] = _val;
  emit Approval(msg.sender, _spender, _val);
  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
  returns (uint256)
{
  return approach[_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.

Vestchain

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.

State Variables (6) keyboard_arrow_up

totalSupply Variable

decimals Variable

symbol Variable

name Variable

approach Variable

holders Variable

Functions Expand All Collapse All

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

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

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

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

Internal Functions Expand All Collapse All

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About

Events (2)

Parameters

Parameters

State Variables (6)

constructor

Parameters

balanceOf

Parameters

transfer

Parameters

Requirements

transferFrom

Parameters

Requirements

approve

Parameters

Requirements

allowance

Parameters