ERC-20
Overview
Max Total Supply
500,000,000 FRES
Holders
123,773
Market
Onchain Market Cap
$0.00
Circulating Supply Market Cap
-
Other Info
Token Contract (WITH 18 Decimals)
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# | Exchange | Pair | Price | 24H Volume | % Volume |
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Contract Name:
FrescoToken
Compiler Version
v0.4.21+commit.dfe3193c
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity)
/** *Submitted for verification at Etherscan.io on 2018-04-12 */ pragma solidity ^0.4.21; /** * @title Safemath library taken from openzeppline * **/ library SafeMath { function mul(uint256 a, uint256 b) internal pure returns (uint256) { if (a == 0) { return 0; } uint256 c = a * b; assert(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) { assert(b <= a); return a - b; } function add(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a + b; assert(c >= a); return c; } } /** * @title ERC20 interface **/ interface ERC20 { function totalSupply() external view returns (uint256); function balanceOf(address _who) external view returns (uint256); function transfer(address _to, uint256 _value) external returns(bool); function allowance(address _owner, address _spender) external view returns (uint256); function transferFrom(address _from, address _to, uint256 _value) external returns (bool); function approve(address _spender, uint256 _value) external returns (bool); event Transfer(address indexed from, address indexed to, uint256 value); event Approval(address indexed owner, address indexed spender, uint256 value); } /** * @title Contract Ownable **/ contract Ownable { address public owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOWner); modifier onlyOwner() { require(msg.sender == owner); _; } function transferOwnership(address newOwner) public onlyOwner { require(newOwner != address(0)); emit OwnershipTransferred(owner, newOwner); owner = newOwner; } } /** * @title Contract Pauseable **/ contract Pauseable is Ownable { bool public paused = false; event Pause(); event Unpause(); modifier whenNotPaused() { require(!paused); _; } modifier whenPaused() { require(paused); _; } function pause() onlyOwner whenNotPaused public { paused = true; emit Pause(); } function unpause() onlyOwner whenPaused public { paused = false; emit Unpause(); } } /** * @title Fresco Token **/ contract FrescoToken is ERC20, Pauseable { using SafeMath for uint256; mapping(address => uint256) internal balances; mapping(address => mapping(address => uint256)) internal allowed; uint256 _totalSupply; string public constant name = "FRESCO"; string public constant symbol = "FRES"; uint8 public constant decimals = 18; uint256 public constant INITIAL_SUPPLY = 500000000 * (10 ** uint256(decimals)); function FrescoToken() public { owner = msg.sender; _totalSupply = INITIAL_SUPPLY; balances[msg.sender] = INITIAL_SUPPLY; emit Transfer(0x0, msg.sender, INITIAL_SUPPLY); } function totalSupply() external view returns (uint256) { return _totalSupply; } function balanceOf(address _who) external view returns (uint256) { return balances[_who]; } function transfer(address _to, uint256 _value) external whenNotPaused returns (bool) { require(_to != address(0)); require(_value <= balances[msg.sender]); balances[msg.sender] = balances[msg.sender].sub(_value); balances[_to] = balances[_to].add(_value); emit Transfer(msg.sender, _to, _value); return true; } function allowance(address _owner, address _spender) external view returns (uint256) { return allowed[_owner][_spender]; } function transferFrom(address _from, address _to, uint256 _value) external whenNotPaused returns (bool) { require(_to != address(0)); require(_value <= balances[_from]); require(_value <= allowed[_from][msg.sender]); balances[_from] = balances[_from].sub(_value); balances[_to] = balances[_to].add(_value); allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value); emit Transfer(_from, _to, _value); return true; } function approve(address _spender, uint256 _value) external whenNotPaused returns (bool) { allowed[msg.sender][_spender] = _value; emit Approval(msg.sender, _spender, _value); return true; } function increaseApproval(address _spender, uint _addValue) public whenNotPaused returns (bool) { allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addValue); emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]); return true; } function decreaseApproval(address _spender, uint _subValue) public whenNotPaused returns (bool) { if (_subValue >= allowed[msg.sender][_spender]) { allowed[msg.sender][_spender] = 0; } else { allowed[msg.sender][_spender] = allowed[msg.sender][_spender].sub(_subValue); } emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]); return true; } /** * Burnable **/ event Burn(address indexed burner, uint256 value); function burn(uint256 _value) public whenNotPaused { require(_value <= balances[msg.sender]); address burner = msg.sender; balances[burner] = balances[burner].sub(_value); _totalSupply = _totalSupply.sub(_value); emit Burn(burner, _value); emit Transfer(burner, address(0), _value); } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
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Contract Creation Code
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Deployed Bytecode
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Swarm Source
bzzr://40c57fedadd7fe978cee35c234578d2c9550049dfa9ecd8e13b6426e3b051c9c
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