FUTURE1COIN

0xb0a0a070640b450eb136dc377208469ee4f49fbc Copy

ERC20

This contract is an ERC20 token.

Name FUTURE1COIN

Symbol F1C

Decimals 18

Total Supply 300,000,000 F1C

About

Future1coin (F1C) is a cryptocurrency and operates on the Ethereum platform. Future1coin has a current supply of 300,000,000 with 0 in circulation. The last known price of Future1coin is 0.00071058 USD and is down -22.57 over the last 24 hours. It is currently trading on 2 active market(s) with $15,505.37 traded over the last 24 hours. More information can be found at https://future1coin.com/.

Stats

Public Functions 9

Event Types 2

Code Size 4,916 bytes

Library Use

Uses SafeMath for uint256.

Events (2)

Approval Event

Parameters

_owner	address
_spender	address
_amount	uint

Transfer Event

Parameters

_from	address
_to	address
_amount	uint

Constants (3)

symbol Constant

string

F1C

name Constant

string

FUTURE1COIN

decimals Constant

uint

State Variables (4)

owner Variable

address

_totalSupply Variable

uint256

Internal Variable

balances Variable

mapping(address => uint256)

Internal Variable

allowed Variable

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

Internal Variable

Functions Expand All Collapse All

totalSupply

Parameters

This function has no parameters.

Properties

Visibility public

Mutability view

Source Code

function totalSupply() public view returns (uint256 total_Supply) {
  total_Supply = _totalSupply;
}

balanceOf

Parameters

Name	Type
_owner	address

Properties

Visibility public

Mutability view

Source Code

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

allowance

Parameters

Name	Type
_owner	address
_spender	address

Properties

Visibility public

Mutability view

Requirements

_spender must not be equal to 0x0

_owner must not be equal to 0x0

Source Code

function allowance(address _owner, address _spender)
  public
  view
  returns (uint256 remaining)
{
  require(_owner != 0x0 && _spender != 0x0);
  return allowed[_owner][_spender];
}

transferFrom

Parameters

Name	Type
_from	address
_to	address
_amount	uint

Properties

Visibility public

Mutability transaction

Source Code

function transferFrom(
  address _from,
  address _to,
  uint256 _amount
) public returns (bool ok);

approve

Parameters

Name	Type
_spender	address
_amount	uint

Properties

Visibility public

Mutability transaction

Source Code

function approve(address _spender, uint256 _amount) public returns (bool ok);

transfer

Parameters

Name	Type
_to	address
_amount	uint

Properties

Visibility public

Mutability transaction

Source Code

function transfer(address _to, uint256 _amount) public returns (bool ok);

transfer

Parameters

Name	Type
_to	address
_amount	uint256

Properties

Visibility public

Mutability transaction

Requirements

_to must not be equal to 0x0

_amount must be greater than or equal to 0

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

Source Code

function transfer(address _to, uint256 _amount) public returns (bool ok) {
  require(_to != 0x0);
  require(balances[msg.sender] >= _amount && _amount >= 0);
  balances[msg.sender] = (balances[msg.sender]).sub(_amount);
  balances[_to] = (balances[_to]).add(_amount);
  Transfer(msg.sender, _to, _amount);
  return true;
}

transferFrom

Parameters

Name	Type
_from	address
_to	address
_amount	uint256

Properties

Visibility public

Mutability transaction

Requirements

_to must not be equal to 0x0

_amount must be greater than or equal to 0

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

_amount must be less than or equal to balances for _from

Source Code

function transferFrom(
  address _from,
  address _to,
  uint256 _amount
) public returns (bool ok) {
  require(_to != 0x0);
  require(
    balances[_from] >= _amount &&
      allowed[_from][msg.sender] >= _amount &&
      _amount >= 0
  );
  balances[_from] = (balances[_from]).sub(_amount);
  allowed[_from][msg.sender] = (allowed[_from][msg.sender]).sub(_amount);
  balances[_to] = (balances[_to]).add(_amount);
  Transfer(_from, _to, _amount);
  return true;
}

approve

Parameters

Name	Type
_spender	address
_amount	uint256

Properties

Visibility public

Mutability transaction

Requirements

_spender must not be equal to 0x0

Source Code

function approve(address _spender, uint256 _amount) public returns (bool ok) {
  require(_spender != 0x0);
  allowed[msg.sender][_spender] = _amount;
  Approval(msg.sender, _spender, _amount);
  return 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.

FUTURE1COIN

ERC20

About link

Stats

Library Use

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 (3) keyboard_arrow_up

symbol Constant

name Constant

decimals Constant

State Variables (4) keyboard_arrow_up

owner Variable

_totalSupply Variable

balances Variable

allowed Variable

Functions Expand All Collapse All

totalSupply 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

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

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

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

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

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

Internal Functions Expand All Collapse All

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About

Events (2)

Parameters

Parameters

Constants (3)

State Variables (4)

totalSupply

Parameters

balanceOf

Parameters

allowance

Parameters

Requirements

transferFrom

Parameters

approve

Parameters

transfer

Parameters

transfer

Parameters

Requirements

transferFrom

Parameters

Requirements

approve

Parameters

Requirements