pragma solidity ^0.5.0; contract SolidityTest { uint storedData; constructor() public{ storedData = 10; } function getResult() public view returns(string memory){ uint a = 10; uint b = 2; uint result = a + b; return integerToString(result); } function integerToString(uint _i) internal pure returns (string memory) { if (_i == 0) { return "0"; } uint j = _i; uint len; while (j != 0) { len++; j /= 10; } bytes memory bstr = new bytes(len); uint k = len - 1; while (_i != 0) { // while loop bstr[k--] = byte(uint8(48 + _i % 10)); _i /= 10; } return string(bstr); } }
0.7.1