public void GetData(string electionKey, string officeKey, string questionKey = null) { int?questionId = null; if (int.TryParse(questionKey, out var id)) { questionId = id; } DataTable = VotePage.EnableIssueGroups ? ElectionsPoliticians.GetCompareCandidateIssuesNew3(electionKey, officeKey, questionId) : ElectionsPoliticians.GetCompareCandidateIssuesNew(electionKey, officeKey, questionId); }