You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
18 lines
647 B
18 lines
647 B
3 years ago
|
// SPDX-License-Identifier: MIT
|
||
|
|
pragma solidity ^0.8.4;
|
||
|
|
|
||
|
|
import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol";
|
||
|
|
import "@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol";
|
||
|
|
import "@openzeppelin/contracts-upgradeable/token/ERC20/extensions/draft-ERC20PermitUpgradeable.sol";
|
||
|
|
|
||
|
|
contract MyTokenV1 is Initializable, ERC20Upgradeable {
|
||
|
|
function initialize() initializer public {
|
||
|
|
__ERC20_init("MyToken", "MTK");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
contract MyTokenV2 is Initializable, ERC20Upgradeable, ERC20PermitUpgradeable {
|
||
|
|
function initializeV2() reinitializer(2) public {
|
||
|
|
__ERC20Permit_init("MyToken");
|
||
|
|
}
|
||
|
|
}
|