qq_51313111的博客

pragma solidity ^0.4.23; contract denglu{ mapping(uint => string) mimayingshe; function adduser(uint _id,string _passwd) public{ mimayingshe[_id] = _passwd; } function getpasswd(uint _id) view public returns(string){ retu

编写合约报错 原因 函数名和合约名重名报错 解决 修改函数名即可