Contract Source Code:
File 1 of 1 : APPToken
pragma solidity ^0.4.18;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a);
return c;
}
}
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() public {
owner = msg.sender ;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract APPToken is Ownable{
using SafeMath for uint256;
string public constant name = "360APP";
string public constant symbol = "APP";
uint32 public constant decimals = 18;
uint256 public totalSupply = 199999880000 ether;
uint256 public currentTotalSupply = 0;
uint256 startBalance = 99999.88 ether;
mapping(address => bool) touched;
mapping(address => uint256) balances;
mapping (address => mapping (address => uint256)) internal allowed;
function APPToken() public {
balances[msg.sender] = startBalance * 999999;
currentTotalSupply = balances[msg.sender];
}
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
if( !touched[msg.sender] && currentTotalSupply < totalSupply ){
balances[msg.sender] = balances[msg.sender].add( startBalance );
touched[msg.sender] = true;
currentTotalSupply = currentTotalSupply.add( startBalance );
}
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
return true;
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= allowed[_from][msg.sender]);
if( !touched[_from] && currentTotalSupply < totalSupply ){
touched[_from] = true;
balances[_from] = balances[_from].add( startBalance );
currentTotalSupply = currentTotalSupply.add( startBalance );
}
require(_value <= balances[_from]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public view returns (uint256) {
return allowed[_owner][_spender];
}
function increaseApproval(address _spender, uint _addedValue) public returns (bool) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool) {
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function getBalance(address _a) internal constant returns(uint256)
{
if( currentTotalSupply < totalSupply ){
if( touched[_a] )
return balances[_a];
else
return balances[_a].add( startBalance );
} else {
return balances[_a];
}
}
function balanceOf(address _owner) public view returns (uint256 balance) {
return getBalance( _owner );
}
}