functions to make student csv file

EduNetworkBuilder/NB.cs

@@ -1101,5 +1101,17 @@ namespace EduNetworkBuilder
             MessageBox.Show(Translate("NB_NotImplimented"));
         }
 
+        public static string CSVSafeString(string source)
+        {
+            string dest = source;
+            char[] chars = { '\t', '\r', '\n', '\"', ',' };
+
+            if (dest.IndexOfAny(chars) >= 0)
+            {
+                dest = '\"' + dest.Replace("\"", "\"\"") + '\"'; //quotes around outside, replace " with ""
+            }
+            return dest;
+        }
+
     }
 }