EthLend Token

0x80fb784b7ed66730e8b1dbd9820afd29931aab03 Copy

ERC20

This contract is an ERC20 token.

Name EthLend Token

Symbol LEND

Decimals 18

Total Supply 1,299,999,942 LEND

About

Stats

Public Functions 14

Event Types 4

Code Size 10,271 bytes

Events (4)

Approval Event

Parameters

_owner	address
_spender	address
_value	uint256

LogBurn Event

Parameters

owner	address
value	uint

LogBuy Event

Parameters

owner	address
value	uint

Transfer Event

Parameters

_from	address
_to	address
_value	uint256

Constants (12)

name Constant

string

EthLend Token

symbol Constant

string

LEND

decimals Constant

uint

TOTAL_SUPPLY Constant

uint

1300000000 * UNKNOWN VALUE

DEVELOPERS_BONUS Constant

uint

300000000 * UNKNOWN VALUE

PRESALE_PRICE Constant

uint

30000

PRESALE_MAX_ETH Constant

uint

2000

PRESALE_TOKEN_SUPPLY_LIMIT Constant

uint

PRESALE_PRICE * PRESALE_MAX_ETH * UNKNOWN VALUE

ICO_PRICE1 Constant

uint

27500

ICO_PRICE2 Constant

uint

26250

ICO_PRICE3 Constant

uint

25000

TOTAL_SOLD_TOKEN_SUPPLY_LIMIT Constant

uint

1000000000 * UNKNOWN VALUE

State Variables (11)

currentState Variable

State

enableTransfers Variable

bool

teamTokenBonus Variable

address

escrow Variable

address

tokenManager Variable

address

presaleSoldTokens Variable

uint

icoSoldTokens Variable

uint

totalSoldTokens Variable

uint

supply Variable

uint

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 constant

Source Code

function totalSupply() constant returns (uint256) {
  return supply;
}

balanceOf

Parameters

Name	Type
_owner	address

Properties

Visibility public

Mutability constant

Source Code

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

transfer

Parameters

Name	Type
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Requirements

enableTransfers must be true

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

balances for _to + _value must be greater than balances for _to

Source Code

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

transferFrom

Parameters

Name	Type
_from	address
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Requirements

enableTransfers must be true

_value must be less than or equal to balances for _from

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

balances for _to + _value must be greater than balances for _to

Source Code

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

approve

Parameters

Name	Type
_spender	address
_value	uint256

Properties

Visibility public

Mutability transaction

Requirements

enableTransfers must be true

One or more of the following:

Source Code

function approve(address _spender, uint256 _value) returns (bool) {
  require(enableTransfers);
  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)
{
  return allowed[_owner][_spender];
}

buyTokens

Parameters

This function has no parameters.

Properties

Visibility public

Mutability payable

Requirements

One or more of the following: - currentState must be equal to State.ICORunning - OR currentState must be equal to State.PresaleRunning

Source Code

function buyTokens() public payable {
  require(
    currentState == State.PresaleRunning || currentState == State.ICORunning
  );

  if (currentState == State.PresaleRunning) {
    return buyTokensPresale();
  } else {
    return buyTokensICO();
  }
}

buyTokensPresale

Parameters

This function has no parameters.

Properties

Visibility public

Mutability payable

Modifiers

onlyInState checks for the following:

currentState must be equal to State.PresaleRunning

Requirements

msg.value must be greater than or equal to UNKNOWN VALUE

PRESALE_TOKEN_SUPPLY_LIMIT must be greater than or equal to presaleSoldTokens + newTokens

Source Code

function buyTokensPresale() public payable onlyInState(State.PresaleRunning) {
  // min - 1 ETH
  require(msg.value >= (1 ether / 1 wei));
  uint256 newTokens = msg.value * PRESALE_PRICE;

  require(presaleSoldTokens + newTokens <= PRESALE_TOKEN_SUPPLY_LIMIT);

  balances[msg.sender] += newTokens;
  supply += newTokens;
  presaleSoldTokens += newTokens;
  totalSoldTokens += newTokens;

  LogBuy(msg.sender, newTokens);
}

buyTokensICO

Parameters

This function has no parameters.

Properties

Visibility public

Mutability payable

Modifiers

onlyInState checks for the following:

currentState must be equal to State.PresaleRunning

Requirements

msg.value must be greater than or equal to UNKNOWN VALUE

TOTAL_SOLD_TOKEN_SUPPLY_LIMIT must be greater than or equal to totalSoldTokens + newTokens

Source Code

function buyTokensICO() public payable onlyInState(State.ICORunning) {
  // min - 0.01 ETH
  require(msg.value >= ((1 ether / 1 wei) / 100));
  uint256 newTokens = msg.value * getPrice();

  require(totalSoldTokens + newTokens <= TOTAL_SOLD_TOKEN_SUPPLY_LIMIT);

  balances[msg.sender] += newTokens;
  supply += newTokens;
  icoSoldTokens += newTokens;
  totalSoldTokens += newTokens;

  LogBuy(msg.sender, newTokens);
}

getPrice

Parameters

This function has no parameters.

Properties

Visibility public

Mutability constant

Source Code

function getPrice() constant returns (uint256) {
  if (currentState == State.ICORunning) {
    if (icoSoldTokens < (200000000 * (1 ether / 1 wei))) {
      return ICO_PRICE1;
    }

    if (icoSoldTokens < (300000000 * (1 ether / 1 wei))) {
      return ICO_PRICE2;
    }

    return ICO_PRICE3;
  } else {
    return PRESALE_PRICE;
  }
}

setState

Parameters

Name	Type
_nextState	State

Properties

Visibility public

Mutability transaction

Modifiers

onlyTokenManager checks for the following:

tokenManager must be equal to the sender's address

Requirements

currentState must not be equal to State.ICOFinished

Source Code

function setState(State _nextState) public onlyTokenManager {
  //setState() method call shouldn't be entertained after ICOFinished
  require(currentState != State.ICOFinished);

  currentState = _nextState;
  // enable/disable transfers
  //enable transfers only after ICOFinished, disable otherwise
  enableTransfers = (currentState == State.ICOFinished);
}

withdrawEther

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Modifiers

onlyTokenManager checks for the following:

tokenManager must be equal to the sender's address

Source Code

function withdrawEther() public onlyTokenManager {
  if (this.balance > 0) {
    require(escrow.send(this.balance));
  }
}

setTokenManager

Parameters

Name	Type
_mgr	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyTokenManager checks for the following:

tokenManager must be equal to the sender's address

Source Code

function setTokenManager(address _mgr) public onlyTokenManager {
  tokenManager = _mgr;
}

constructor

Parameters

This function has no parameters.

Properties

Visibility public

Mutability payable

Requirements

One or more of the following: - currentState must be equal to State.ICORunning - OR currentState must be equal to State.PresaleRunning

Source Code

function() payable {
  buyTokens();
}

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.

internal SafeMath.safeMul

Parameters

Name	Type
a	uint
b	uint

Properties

Visibility internal

Mutability transaction

Requirements

One or more of the following: - b must be equal to c / a - OR a must be equal to 0

Source Code

function safeMul(uint256 a, uint256 b) internal returns (uint256) {
  uint256 c = a * b;
  assert(a == 0 || c / a == b);
  return c;
}

internal SafeMath.safeSub

Parameters

Name	Type
a	uint
b	uint

Properties

Visibility internal

Mutability transaction

Requirements

b must be less than or equal to a

Source Code

function safeSub(uint256 a, uint256 b) internal returns (uint256) {
  assert(b <= a);
  return a - b;
}

internal SafeMath.safeAdd

Parameters

Name	Type
a	uint
b	uint

Properties

Visibility internal

Mutability transaction

Requirements

c must be greater than or equal to b

c must be greater than or equal to a

Source Code

function safeAdd(uint256 a, uint256 b) internal returns (uint256) {
  uint256 c = a + b;
  assert(c >= a && c >= b);
  return c;
}

EthLend Token

ERC20

About

Stats

Events (4) keyboard_arrow_up

Approval Event

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

LogBurn Event

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

LogBuy 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 (12) keyboard_arrow_up

name Constant

symbol Constant

decimals Constant

TOTAL_SUPPLY Constant

DEVELOPERS_BONUS Constant

PRESALE_PRICE Constant

PRESALE_MAX_ETH Constant

PRESALE_TOKEN_SUPPLY_LIMIT Constant

ICO_PRICE1 Constant

ICO_PRICE2 Constant

ICO_PRICE3 Constant

TOTAL_SOLD_TOKEN_SUPPLY_LIMIT Constant

State Variables (11) keyboard_arrow_up

currentState Variable

enableTransfers Variable

teamTokenBonus Variable

escrow Variable

tokenManager Variable

presaleSoldTokens Variable

icoSoldTokens Variable

totalSoldTokens Variable

supply 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

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

buyTokens 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

buyTokensPresale 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.

onlyInState 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

buyTokensICO keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Events (4)

Parameters

Parameters

Parameters

Parameters

Constants (12)

State Variables (11)

totalSupply

Parameters

balanceOf

Parameters

transfer

Parameters

Requirements

transferFrom

Parameters

Requirements

approve

Parameters

Requirements

allowance

Parameters

buyTokens

Parameters

Requirements

buyTokensPresale

Parameters

Modifiers

Requirements

buyTokensICO

Parameters

Modifiers

Requirements

getPrice

Parameters

setState

Parameters

Modifiers

Requirements

withdrawEther

Parameters

Modifiers

setTokenManager

Parameters

Modifiers

constructor

Parameters

Requirements

internal SafeMath.safeMul

Parameters

Requirements

internal SafeMath.safeSub

Parameters

Requirements

internal SafeMath.safeAdd

Parameters

Requirements