发布时间: 2024-04-15 08:01:00
refer to:
https://ethereum.stackexchange.com/questions/30912/how-to-compare-strings-in-solidity
判断是否相同：
17 if( keccak256(abi.encodePacked(result)) == keccak256(abi.encodePacked("")) ) {
18 result = "buzz";
19 }
链接：
string.concat(a, b);Back