Fix issue#265

FileHelpers/Engines/CsvEngine.cs

@@ -3,6 +3,7 @@
 using System.Data;
 using System.Diagnostics;
 using System.IO;
+using System.Text.RegularExpressions;
 using FileHelpers.Dynamic;
 using FileHelpers.Options;
 
@@ -133,6 +134,16 @@ public static void DataTableToCsv(DataTable dt, string filename, CsvOptions opti
                 }
                 foreach (DataRow dr in dt.Rows)
                 {
+                    if (options.IgnoreSpecialCharacters)
+                    {
+                        for (int i = 0; i < dt.Columns.Count; i++)
+                        {
+                            if (dt.Columns[i].DataType == typeof(string) && dr[i] != DBNull.Value)
+                            {
+                                dr[i] = Regex.Replace((string)dr[i], options.Separators, " ");
+                            }
+                        }
+                    }
                     object[] fields = dr.ItemArray;
                     Append(fs, options, fields);
                 }

FileHelpers/Options/CsvOptions.cs

@@ -63,6 +63,8 @@ public CsvOptions(string className, char delimiter, char headerDelimiter, string
         private Encoding mEncoding = Encoding.GetEncoding(0);
         private bool mIgnoreEmptyLines = false;
         private bool mIncludeHeaderNames;
+        private bool mIgnoreSpecialCharacters;
+        private string mSeparators = @"[;,\t\r\n]";
 
         /// <summary>A sample file from where to read the field names and number.</summary>
         public string SampleFileName
@@ -161,6 +163,19 @@ public bool IgnoreEmptyLines
             set { mIgnoreEmptyLines = value; }
         }
 
+        /// <summary>Remove special caracters like ;,\t\r\n from string records </summary>
+        public bool IgnoreSpecialCharacters
+        {
+            get { return mIgnoreSpecialCharacters; }
+            set { mIgnoreSpecialCharacters = value; }
+        }
+
+        public string Separators
+        {
+            get { return mSeparators; }
+            set { mSeparators = value; }
+        }
+
         private ConvertHelpers.DecimalConverter mDecimalConv;
         private ConvertHelpers.DoubleConverter mDoubleConv;
         private ConvertHelpers.SingleConverter mSingleConv;