ERC20
This contract is an ERC20 token.
Name
Leverj
Symbol
LEV
Decimals
9
Total Supply
1,000,000,000 LEV
About
link
description
Leverj (LEV) is a cryptocurrency token and operates on the Ethereum platform. Leverj has a current supply of 1,000,000,000 with 118,090,510.577 in circulation. The last known price of Leverj is $0.115132 USD and is up 10.87% over the last 24 hours. It is currently trading on 3 active market(s) with $468,464.685 traded over the last 24 hours. More information can be found at https://www.leverj.io/.
Stats
Public Functions
8
Event Types
2
Code Size
11,463 bytes
Events (2) keyboard_arrow_up
Functions
balanceOf keyboard_arrow_up
transfer keyboard_arrow_up
Modifiers help
validTransfer checks for the following:
One or more of the following:
-transfersAllowed must be true - OR
sale
must be equal to
the sender's address
Requirements help
Source Code
function transfer(address _to, uint256 _value)
public
validTransfer
returns (bool success)
{
//Default assumes totalSupply can't be over max (2^256 - 1).
//If your token leaves out totalSupply and can issue more tokens as time goes on, you need to check if it doesn't wrap.
//Replace the if with this one instead.
//require(balances[msg.sender] >= _value && balances[_to] + _value > balances[_to]);
require(balances[msg.sender] >= _value);
balances[msg.sender] = SafeMath.sub(balances[msg.sender], _value);
balances[_to] = SafeMath.add(balances[_to],_value);
Transfer(msg.sender, _to, _value);
return true;
}
transferFrom keyboard_arrow_up
Modifiers help
validTransfer checks for the following:
One or more of the following:
-transfersAllowed must be true - OR
sale
must be equal to
the sender's address
Requirements help
Source Code
function transferFrom(address _from, address _to, uint256 _value)
public
validTransfer
returns (bool success)
{
//same as above. Replace this line with the following if you want to protect against wrapping uints.
//require(balances[_from] >= _value && allowed[_from][msg.sender] >= _value && balances[_to] + _value > balances[_to]);
require(balances[_from] >= _value && allowed[_from][msg.sender] >= _value);
balances[_to] = SafeMath.add(balances[_to], _value);
balances[_from] = SafeMath.sub(balances[_from], _value);
allowed[_from][msg.sender] = SafeMath.sub(allowed[_from][msg.sender], _value);
Transfer(_from, _to, _value);
return true;
}
approve keyboard_arrow_up
Requirements help
Source Code
function approve(address _spender, uint256 _value) public returns (bool success) {
require(balances[msg.sender] >= _value);
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
allowance keyboard_arrow_up
approveAndCall keyboard_arrow_up
Source Code
function approveAndCall(address _spender, uint256 _value, bytes _extraData) public returns (bool success) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
//call the receiveApproval function on the contract you want to be notified. This crafts the function signature manually so one doesn't have to include a contract in here just for this.
//receiveApproval(address _from, uint256 _value, address _tokenContract, bytes _extraData)
//it is assumed that when does this that the call *should* succeed, otherwise one would use vanilla approve instead.
require(_spender.call(bytes4(bytes32(keccak256("receiveApproval(address,uint256,address,bytes)"))), msg.sender, _value, this, _extraData));
return true;
}
reversePurchase keyboard_arrow_up
Modifiers help
onlySale checks for the following:
Requirements help
Source Code
function reversePurchase(address _tokenHolder)
public
onlySale
{
require(!transfersAllowed);
uint value = balances[_tokenHolder];
balances[_tokenHolder] = SafeMath.sub(balances[_tokenHolder], value);
balances[sale] = SafeMath.add(balances[sale], value);
Transfer(_tokenHolder, sale, value);
}