changeset 8427:26b899d309f6

help and error string corrected in hist.m.
author Francesco Potortì <pot@gnu.org>
date Fri, 26 Dec 2008 22:16:27 +0100
parents 7523742aa026
children ee1bc8aa226b
files scripts/ChangeLog scripts/plot/hist.m
diffstat 2 files changed, 8 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/scripts/ChangeLog	Fri Dec 26 20:33:52 2008 +0100
+++ b/scripts/ChangeLog	Fri Dec 26 22:16:27 2008 +0100
@@ -1,3 +1,8 @@
+2008-12-26  Francesco Potortì  <pot@gnu.org>
+
+	* plot/hist.m: Doc string now mentions matrix input argument.
+	Correct error message.
+
 2008-12-24  Doug Stewart  <dastew@sympatico.ca>
 
 	* plot/grid.m: Handle "minor" option.
--- a/scripts/plot/hist.m	Fri Dec 26 20:33:52 2008 +0100
+++ b/scripts/plot/hist.m	Fri Dec 26 22:16:27 2008 +0100
@@ -23,7 +23,8 @@
 ##
 ## With one vector input argument, plot a histogram of the values with
 ## 10 bins.  The range of the histogram bins is determined by the range
-## of the data.
+## of the data.  With one matrix input argument, plot a hystogram where
+## each bin contains a bar per input column.
 ##
 ## Given a second scalar argument, use that as the number of bins.
 ##
@@ -59,7 +60,7 @@
     max_val = max (y(:));
     min_val = min (y(:));
   else
-    error ("hist: first argument must be a vector");
+    error ("hist: first argument must be real valued");
   endif
 
   iarg = 1;