Files
openzeppelin-contracts/contracts/token/ERC827.sol
2018-01-15 21:17:32 -03:00

27 lines
617 B
Solidity

pragma solidity ^0.4.13;
import "./ERC20.sol";
/**
@title ERC827 interface, an extension of ERC20 token standard
Interface of a ERC827 token, following the ERC20 standard with extra
methods to transfer value and data and execute calls in transfers and
approvals.
*/
contract ERC827 is ERC20 {
function approve(
address _spender, uint256 _value, bytes _data
) public returns (bool);
function transfer(
address _to, uint256 _value, bytes _data
) public returns (bool);
function transferFrom(
address _from, address _to, uint256 _value, bytes _data
) public returns (bool);
}