Contract Name:
CustomToken
Contract Source Code:
File 1 of 1 : CustomToken
pragma solidity ^0.4.25;
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) {
require(b > 0);
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a);
uint256 c = a - b;
return c;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a);
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0);
return a % b;
}
}
contract BaseToken {
using SafeMath for uint256;
string constant public name = 'BigBang Game Coin Token';
string constant public symbol = 'BBGC';
uint8 constant public decimals = 8;
uint256 public totalSupply = 1000000000000000000;
uint256 constant public _totalLimit = 1e22;
mapping (address => uint256) public balanceOf;
mapping (address => mapping (address => uint256)) public allowance;
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function _transfer(address from, address to, uint value) internal {
require(to != address(0));
balanceOf[from] = balanceOf[from].sub(value);
balanceOf[to] = balanceOf[to].add(value);
emit Transfer(from, to, value);
}
function _mint(address account, uint256 value) internal {
require(account != address(0));
totalSupply = totalSupply.add(value);
require(_totalLimit >= totalSupply);
balanceOf[account] = balanceOf[account].add(value);
emit Transfer(address(0), account, value);
}
function transfer(address to, uint256 value) public returns (bool) {
_transfer(msg.sender, to, value);
return true;
}
function transferFrom(address from, address to, uint256 value) public returns (bool) {
allowance[from][msg.sender] = allowance[from][msg.sender].sub(value);
_transfer(from, to, value);
return true;
}
function approve(address spender, uint256 value) public returns (bool) {
require(spender != address(0));
allowance[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
require(spender != address(0));
allowance[msg.sender][spender] = allowance[msg.sender][spender].add(addedValue);
emit Approval(msg.sender, spender, allowance[msg.sender][spender]);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
require(spender != address(0));
allowance[msg.sender][spender] = allowance[msg.sender][spender].sub(subtractedValue);
emit Approval(msg.sender, spender, allowance[msg.sender][spender]);
return true;
}
}
contract CustomToken is BaseToken {
constructor() public {
balanceOf[0x348D6E3320F0Bd8D7281A6aa3545C51F852a2892] = totalSupply;
emit Transfer(address(0), 0x348D6E3320F0Bd8D7281A6aa3545C51F852a2892, totalSupply);
}
}