Throw an error if the named column requested does not actually exist.

[ocaml-csv.git] / csv.mli

diff --git a/csv.mli b/csv.mli
index ef061e6..983fce1 100644 (file)
--- a/csv.mli
+++ b/csv.mli
@@ -1,6 +1,6 @@
 (** csv.mli - comma separated values parser
   *
-  * $Id: csv.mli,v 1.8 2006-02-23 15:24:25 rich Exp $
+  * $Id: csv.mli,v 1.9 2006-10-18 14:56:12 rich Exp $
   *)
 
 type t = string list list
@@ -112,6 +112,15 @@ val compare : t -> t -> int
   * look the same if opened in a spreadsheet program.
   *)
 
+val concat : t list -> t
+(** Concatenate CSV files so that they appear side by side, arranged
+  * left to right across the page.  Each CSV file (except the final
+  * one) is first squared.
+  *
+  * (To concatenate CSV files so that they appear from top to bottom,
+  * just use {!List.concat}).
+  *)
+
 val to_array : t -> string array array
 val of_array : string array array -> t
 (** Convenience functions to convert to and from a matrix representation.