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+++ b/scripts/plot/zlabel.m
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+# Copyright (C) 1995 John W. Eaton
+# 
+# This file is part of Octave.
+# 
+# Octave is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the
+# Free Software Foundation; either version 2, or (at your option) any
+# later version.
+# 
+# Octave is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with Octave; see the file COPYING.  If not, write to the Free
+# Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA. 
+
+function zlabel (text)
+
+# usage: zlabel (text)
+#
+# Defines a label for the z-axis of a plot.  The label will appear the
+# next time a plot is displayed.
+#
+# See other plotting commands also.
+
+# Written by Vinayak Dutt, Dutt.Vinayak@mayo.EDU  3 Jul 95 
+
+  if (nargin != 1)
+    usage ("zlabel (text)");
+  endif
+
+  if (isstr (text))
+    eval (sprintf ("set zlabel \"%s\"", text));
+  else
+    error ("error: zlabel: text must be a string");
+  endif
+
+endfunction