IERC20Permit.sol
1 // SPDX-License-Identifier: GPL-2.0-or-later 2 pragma solidity >=0.6.0; 3 4 interface IERC20Permit { 5 6 function permit( 7 address owner, 8 address spender, 9 uint256 value, 10 uint256 deadline, 11 uint8 v, 12 bytes32 r, 13 bytes32 s 14 ) external; 15 }