| InsertLines(String, Int32, IEnumerableString, TextDirection, Encoding) | Inserts the specified text-lines in the given line number of the source textfile. |
| InsertLines(String, String, Int32, IEnumerableString, TextDirection, Encoding) | Inserts the specified text-lines in the given line number of the source textfile, then writes the result in the target textfile. |