Address Contract Partially Verified
Address
0xc668066b09DFaD989bBd7ef527c227191528cf85
Balance
0 ETH
Nonce
1
Code Size
5775 bytes
Creator
0xFec21295...CcA8 at tx 0x596f99ae...97bb34
Indexed Transactions
0
Contract Bytecode
5775 bytes
0x608060405260043610610112576000357c0100000000000000000000000000000000000000000000000000000000900463ffffffff16806306fdde0314610117578063095ea7b3146101a757806318160ddd1461020c57806323b872dd14610237578063313ce567146102bc5780633eaaf86b146102ed57806370a082311461031857806379ba50971461036f5780638da5cb5b1461038657806395d89b41146103dd578063a293d1e81461046d578063a9059cbb146104b8578063b5931f7c1461051d578063cae9ca5114610568578063d05c78da14610613578063d4ee1d901461065e578063dc39d06d146106b5578063dd62ed3e1461071a578063e6cb901314610791578063f2fde38b146107dc575b600080fd5b34801561012357600080fd5b5061012c61081f565b6040518080602001828103825283818151815260200191508051906020019080838360005b8381101561016c578082015181840152602081019050610151565b50505050905090810190601f1680156101995780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b3480156101b357600080fd5b506101f2600480360381019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190803590602001909291905050506108bd565b604051808215151515815260200191505060405180910390f35b34801561021857600080fd5b506102216109af565b6040518082815260200191505060405180910390f35b34801561024357600080fd5b506102a2600480360381019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190803573ffffffffffffffffffffffffffffffffffffffff169060200190929190803590602001909291905050506109fa565b604051808215151515815260200191505060405180910390f35b3480156102c857600080fd5b506102d1610c8a565b604051808260ff1660ff16815260200191505060405180910390f35b3480156102f957600080fd5b50610302610c9d565b6040518082815260200191505060405180910390f35b34801561032457600080fd5b50610359600480360381019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190505050610ca3565b6040518082815260200191505060405180910390f35b34801561037b57600080fd5b50610384610cec565b005b34801561039257600080fd5b5061039b610e8b565b604051808273ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200191505060405180910390f35b3480156103e957600080fd5b506103f2610eb0565b6040518080602001828103825283818151815260200191508051906020019080838360005b83811015610432578082015181840152602081019050610417565b50505050905090810190601f16801561045f5780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b34801561047957600080fd5b506104a26004803603810190808035906020019092919080359060200190929190505050610f4e565b6040518082815260200191505060405180910390f35b3480156104c457600080fd5b50610503600480360381019080803573ffffffffffffffffffffffffffffffffffffffff16906020019092919080359060200190929190505050610f6a565b604051808215151515815260200191505060405180910390f35b34801561052957600080fd5b5061055260048036038101908080359060200190929190803590602001909291905050506110f3565b6040518082815260200191505060405180910390f35b34801561057457600080fd5b506105f9600480360381019080803573ffffffffffffffffffffffffffffffffffffffff16906020019092919080359060200190929190803590602001908201803590602001908080601f0160208091040260200160405190810160405280939291908181526020018383808284378201915050505050509192919290505050611117565b604051808215151515815260200191505060405180910390f35b34801561061f57600080fd5b506106486004803603810190808035906020019092919080359060200190929190505050611366565b6040518082815260200191505060405180910390f35b34801561066a57600080fd5b50610673611397565b604051808273ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200191505060405180910390f35b3480156106c157600080fd5b50610700600480360381019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190803590602001909291905050506113bd565b604051808215151515815260200191505060405180910390f35b34801561072657600080fd5b5061077b600480360381019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190803573ffffffffffffffffffffffffffffffffffffffff169060200190929190505050611521565b6040518082815260200191505060405180910390f35b34801561079d57600080fd5b506107c660048036038101908080359060200190929190803590602001909291905050506115a8565b6040518082815260200191505060405180910390f35b3480156107e857600080fd5b5061081d600480360381019080803573ffffffffffffffffffffffffffffffffffffffff1690602001909291905050506115c4565b005b60038054600181600116156101000203166002900480601f0160208091040260200160405190810160405280929190818152602001828054600181600116156101000203166002900480156108b55780601f1061088a576101008083540402835291602001916108b5565b820191906000526020600020905b81548152906001019060200180831161089857829003601f168201915b505050505081565b600081600760003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060008573ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020819055508273ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff167f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925846040518082815260200191505060405180910390a36001905092915050565b6000600660008073ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000205460055403905090565b6000610a45600660008673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000205483610f4e565b600660008673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002081905550610b0e600760008673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000205483610f4e565b600760008673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002081905550610bd7600660008573ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002054836115a8565b600660008573ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020819055508273ffffffffffffffffffffffffffffffffffffffff168473ffffffffffffffffffffffffffffffffffffffff167fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef846040518082815260200191505060405180910390a3600190509392505050565b600460009054906101000a900460ff1681565b60055481565b6000600660008373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020549050919050565b600160009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff16141515610d4857600080fd5b600160009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff166000809054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff167f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e060405160405180910390a3600160009054906101000a900473ffffffffffffffffffffffffffffffffffffffff166000806101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff1602179055506000600160006101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff160217905550565b6000809054906101000a900473ffffffffffffffffffffffffffffffffffffffff1681565b60028054600181600116156101000203166002900480601f016020809104026020016040519081016040528092919081815260200182805460018160011615610100020316600290048015610f465780601f10610f1b57610100808354040283529160200191610f46565b820191906000526020600020905b815481529060010190602001808311610f2957829003601f168201915b505050505081565b6000828211151515610f5f57600080fd5b818303905092915050565b6000610fb5600660003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000205483610f4e565b600660003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002081905550611041600660008573ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002054836115a8565b600660008573ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020819055508273ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff167fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef846040518082815260200191505060405180910390a36001905092915050565b6000808211151561110357600080fd5b818381151561110e57fe5b04905092915050565b600082600760003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060008673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020819055508373ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff167f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925856040518082815260200191505060405180910390a38373ffffffffffffffffffffffffffffffffffffffff16638f4ffcb1338530866040518563ffffffff167c0100000000000000000000000000000000000000000000000000000000028152600401808573ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020018481526020018373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200180602001828103825283818151815260200191508051906020019080838360005b838110156112f45780820151818401526020810190506112d9565b50505050905090810190601f1680156113215780820380516001836020036101000a031916815260200191505b5095505050505050600060405180830381600087803b15801561134357600080fd5b505af1158015611357573d6000803e3d6000fd5b50505050600190509392505050565b600081830290506000831480611386575081838281151561138357fe5b04145b151561139157600080fd5b92915050565b600160009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1681565b60008060009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff1614151561141a57600080fd5b8273ffffffffffffffffffffffffffffffffffffffff1663a9059cbb6000809054906101000a900473ffffffffffffffffffffffffffffffffffffffff16846040518363ffffffff167c0100000000000000000000000000000000000000000000000000000000028152600401808373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200182815260200192505050602060405180830381600087803b1580156114de57600080fd5b505af11580156114f2573d6000803e3d6000fd5b505050506040513d602081101561150857600080fd5b8101908080519060200190929190505050905092915050565b6000600760008473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060008373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002054905092915050565b600081830190508281101515156115be57600080fd5b92915050565b6000809054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff1614151561161f57600080fd5b80600160006101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff160217905550505600a165627a7a72305820bec2f3ac77d3aa3fa233b923a5fd6d81eda0ce4e74e9def6954db3321dbe48640029
Verified Source Code Partial Match
Compiler: v0.4.26+commit.4563c3fc
EVM: byzantium
Optimization: No
yEarnFinanceDecentralized.sol 223 lines
pragma solidity ^0.4.24;
// ----------------------------------------------------------------------------
// 'YFDecentralized' token contract
//
// Deployed to : 0xFec21295D9f999007B75985A121CA4e8FF97CcA8
// Symbol : YFD
// Name : yEarn finance Decentralized
// Total supply: 50000
// Decimals : 8
//
// Enjoy.
//
// (c) by Moritz Neto with BokkyPooBah / Bok Consulting Pty Ltd Au 2017. The MIT Licence.
// ----------------------------------------------------------------------------
// ----------------------------------------------------------------------------
// Safe maths
// ----------------------------------------------------------------------------
contract SafeMath {
function safeAdd(uint a, uint b) public pure returns (uint c) {
c = a + b;
require(c >= a);
}
function safeSub(uint a, uint b) public pure returns (uint c) {
require(b <= a);
c = a - b;
}
function safeMul(uint a, uint b) public pure returns (uint c) {
c = a * b;
require(a == 0 || c / a == b);
}
function safeDiv(uint a, uint b) public pure returns (uint c) {
require(b > 0);
c = a / b;
}
}
// ----------------------------------------------------------------------------
// ERC Token Standard #20 Interface
// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md
// ----------------------------------------------------------------------------
contract ERC20Interface {
function totalSupply() public constant returns (uint);
function balanceOf(address tokenOwner) public constant returns (uint balance);
function allowance(address tokenOwner, address spender) public constant returns (uint remaining);
function transfer(address to, uint tokens) public returns (bool success);
function approve(address spender, uint tokens) public returns (bool success);
function transferFrom(address from, address to, uint tokens) public returns (bool success);
event Transfer(address indexed from, address indexed to, uint tokens);
event Approval(address indexed tokenOwner, address indexed spender, uint tokens);
}
// ----------------------------------------------------------------------------
// Contract function to receive approval and execute function in one call
//
// Borrowed from MiniMeToken
// ----------------------------------------------------------------------------
contract ApproveAndCallFallBack {
function receiveApproval(address from, uint256 tokens, address token, bytes data) public;
}
// ----------------------------------------------------------------------------
// Owned contract
// ----------------------------------------------------------------------------
contract Owned {
address public owner;
address public newOwner;
event OwnershipTransferred(address indexed _from, address indexed _to);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
function transferOwnership(address _newOwner) public onlyOwner {
newOwner = _newOwner;
}
function acceptOwnership() public {
require(msg.sender == newOwner);
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
newOwner = address(0);
}
}
// ----------------------------------------------------------------------------
// ERC20 Token, with the addition of symbol, name and decimals and assisted
// token transfers
// ----------------------------------------------------------------------------
contract yEarnFinanceDecentralized is ERC20Interface, Owned, SafeMath {
string public symbol;
string public name;
uint8 public decimals;
uint public _totalSupply;
mapping(address => uint) balances;
mapping(address => mapping(address => uint)) allowed;
// ------------------------------------------------------------------------
// Constructor
// ------------------------------------------------------------------------
constructor() public {
symbol = "YFD";
name = "yEarn finance Decentralized";
decimals = 8;
_totalSupply = 5000000000000;
balances[0xFec21295D9f999007B75985A121CA4e8FF97CcA8] = _totalSupply;
emit Transfer(address(0), 0xFec21295D9f999007B75985A121CA4e8FF97CcA8, _totalSupply);
}
// ------------------------------------------------------------------------
// Total supply
// ------------------------------------------------------------------------
function totalSupply() public constant returns (uint) {
return _totalSupply - balances[address(0)];
}
// ------------------------------------------------------------------------
// Get the token balance for account tokenOwner
// ------------------------------------------------------------------------
function balanceOf(address tokenOwner) public constant returns (uint balance) {
return balances[tokenOwner];
}
// ------------------------------------------------------------------------
// Transfer the balance from token owner's account to to account
// - Owner's account must have sufficient balance to transfer
// - 0 value transfers are allowed
// ------------------------------------------------------------------------
function transfer(address to, uint tokens) public returns (bool success) {
balances[msg.sender] = safeSub(balances[msg.sender], tokens);
balances[to] = safeAdd(balances[to], tokens);
emit Transfer(msg.sender, to, tokens);
return true;
}
// ------------------------------------------------------------------------
// Token owner can approve for spender to transferFrom(...) tokens
// from the token owner's account
//
// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md
// recommends that there are no checks for the approval double-spend attack
// as this should be implemented in user interfaces
// ------------------------------------------------------------------------
function approve(address spender, uint tokens) public returns (bool success) {
allowed[msg.sender][spender] = tokens;
emit Approval(msg.sender, spender, tokens);
return true;
}
// ------------------------------------------------------------------------
// Transfer tokens from the from account to the to account
//
// The calling account must already have sufficient tokens approve(...)-d
// for spending from the from account and
// - From account must have sufficient balance to transfer
// - Spender must have sufficient allowance to transfer
// - 0 value transfers are allowed
// ------------------------------------------------------------------------
function transferFrom(address from, address to, uint tokens) public returns (bool success) {
balances[from] = safeSub(balances[from], tokens);
allowed[from][msg.sender] = safeSub(allowed[from][msg.sender], tokens);
balances[to] = safeAdd(balances[to], tokens);
emit Transfer(from, to, tokens);
return true;
}
// ------------------------------------------------------------------------
// Returns the amount of tokens approved by the owner that can be
// transferred to the spender's account
// ------------------------------------------------------------------------
function allowance(address tokenOwner, address spender) public constant returns (uint remaining) {
return allowed[tokenOwner][spender];
}
// ------------------------------------------------------------------------
// Token owner can approve for spender to transferFrom(...) tokens
// from the token owner's account. The spender contract function
// receiveApproval(...) is then executed
// ------------------------------------------------------------------------
function approveAndCall(address spender, uint tokens, bytes data) public returns (bool success) {
allowed[msg.sender][spender] = tokens;
emit Approval(msg.sender, spender, tokens);
ApproveAndCallFallBack(spender).receiveApproval(msg.sender, tokens, this, data);
return true;
}
// ------------------------------------------------------------------------
// Don't accept ETH
// ------------------------------------------------------------------------
function () public payable {
revert();
}
// ------------------------------------------------------------------------
// Owner can transfer out any accidentally sent ERC20 tokens
// ------------------------------------------------------------------------
function transferAnyERC20Token(address tokenAddress, uint tokens) public onlyOwner returns (bool success) {
return ERC20Interface(tokenAddress).transfer(owner, tokens);
}
}
Read Contract
_totalSupply 0x3eaaf86b → uint256
allowance 0xdd62ed3e → uint256
balanceOf 0x70a08231 → uint256
decimals 0x313ce567 → uint8
name 0x06fdde03 → string
newOwner 0xd4ee1d90 → address
owner 0x8da5cb5b → address
safeAdd 0xe6cb9013 → uint256
safeDiv 0xb5931f7c → uint256
safeMul 0xd05c78da → uint256
safeSub 0xa293d1e8 → uint256
symbol 0x95d89b41 → string
totalSupply 0x18160ddd → uint256
Write Contract 7 functions
These functions modify contract state and require a wallet transaction to execute.
acceptOwnership 0x79ba5097
No parameters
approve 0x095ea7b3
address spender
uint256 tokens
returns: bool
approveAndCall 0xcae9ca51
address spender
uint256 tokens
bytes data
returns: bool
transfer 0xa9059cbb
address to
uint256 tokens
returns: bool
transferAnyERC20Token 0xdc39d06d
address tokenAddress
uint256 tokens
returns: bool
transferFrom 0x23b872dd
address from
address to
uint256 tokens
returns: bool
transferOwnership 0xf2fde38b
address _newOwner
Recent Transactions
No transactions found for this address