pragma solidity ^0.4.18; contract StoreIdentityHash { struct studentIdentity{ uint id; string signedHash; string jsonHash; } mapping(string => studentIdentity) identityList; uint public identityCount=0; function addStudent(uint _id,string _signedHash, string _jsonHash) private { identityList[_jsonHash] = studentIdentity(_id,_signedHash,_jsonHash); } }
0.4.18