tornado-core/contracts/Mocks/IUSDT.sol
2019-11-02 14:29:55 +03:00

21 lines
742 B
Solidity

pragma solidity ^0.5.8;
contract ERC20Basic {
uint public _totalSupply;
function totalSupply() public view returns (uint);
function balanceOf(address who) public view returns (uint);
function transfer(address to, uint value) public;
event Transfer(address indexed from, address indexed to, uint value);
}
/**
* @title ERC20 interface
* @dev see https://github.com/ethereum/EIPs/issues/20
*/
contract IUSDT is ERC20Basic {
function allowance(address owner, address spender) public view returns (uint);
function transferFrom(address from, address to, uint value) public;
function approve(address spender, uint value) public;
event Approval(address indexed owner, address indexed spender, uint value);
}