public ActionResult myChart() { try { var art = s3.getAllCategorie(); List <String> xv = new List <string>(); List <int> yv = new List <int>(); foreach (var x in art) { var commande = s2.getCommandebyCat(x); xv.Add(x.nomCat); yv.Add(commande.Count()); } new Chart(width: 1200, height: 400).AddTitle(ProjetAsp.Resources.HomeTexts.TitireStatistique).AddSeries( chartType: "Column", xValue: xv.ToArray(), yValues: yv.ToArray() ).Write("png"); return(null); } catch (Exception) { return(View("Error")); } }