TimeSheetHashGetSet.sol

pragma solidity ^0.4.21;

contract TimesheetContract {
    string timesheetHash = '';
    address owner;
    
    function TimesheetContract() {
        owner = msg.sender;
    }
    
    function getTimesheetHash() constant returns(string){
        return timesheetHash;
    }
    
    function setTimesheetHash(string newTimeSheetHash) returns(string){
        if(owner != msg.sender) {
            return "You shall not pass,  you need to be the owner";
        }
        timesheetHash = newTimeSheetHash;
        return "Sucessfull change of timesheetHash";
    }
}