private void btnExportCsv_Click(object sender, EventArgs e) { string sPath = FileAction.FindDirectory();//Recherche de répertoire d'enregistrement if (sPath != "") { string sTemp = DGVToString(dtagrdResultat, ";"); DateTime time = DateTime.Now; string sNamePath = sPath + "\\" + time.ToString("dd.MM.yyyy_HH'h'mm") + "_ExportGroupes.csv"; FileAction.Write(sNamePath, sTemp); } }