Index: doc/src/sgml/ref/create_function.sgml
===================================================================
RCS file: /usr/local/cvsroot/pgsql-server/doc/src/sgml/ref/create_function.sgml,v
retrieving revision 1.57
diff -2 -c -r1.57 create_function.sgml
*** doc/src/sgml/ref/create_function.sgml	25 Jun 2004 07:05:34 -0000	1.57
--- doc/src/sgml/ref/create_function.sgml	3 Jul 2004 07:21:16 -0000
***************
*** 401,404 ****
--- 401,415 ----
  </programlisting>
    </para>
+ 
+   <para>
+    Increment an integer, making use of an argument name, in PL/PgSQL:
+ 
+ <programlisting>
+ CREATE OR REPLACE FUNCTION increment(i integer) RETURNS integer AS '
+ 	BEGIN
+ 		RETURN i + 1;
+ 	END;' LANGUAGE plpgsql;
+ </programlisting>
+   </para>
   </refsect1>