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diff scripts/general/display.m @ 10783:fc9e07fdf9c2

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display.m: print usage message if nargin != 1
author John W. Eaton <jwe@octave.org>
date Mon, 12 Jul 2010 09:53:28 -0400
parents 16f53d29049f
children fd0a3ac60b0e
line wrap: on
line diff
--- a/scripts/general/display.m
+++ b/scripts/general/display.m
@@ -33,5 +33,9 @@
 ## @end deftypefn
 
 function idx = display (a)
-  error ("display: not defined for class \"%s\"", class(a));
+  if (nargin == 1)
+    error ("display: not defined for class \"%s\"", class(a));
+  else
+    print_usage ();
+  endif
 endfunction