摘要: // SPDX-License-Identifier: GPL-3.0 pragma solidity ^0.8.3; contract A { function foo() public pure virtual returns (string memory) { return "A"; } fu 阅读全文
posted @ 2022-08-03 11:08 ZaleSwfit 阅读(14) 评论(0) 推荐(0) 编辑