matz	2009-07-16 14:10:18 +0900 (Thu, 16 Jul 2009)

  New Revision: 24141

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=24141

  Log:
    * array.c (rb_ary_sample): RDoc update.  a patch from Florian
      Frank.   [ruby-core:24347]

  Modified files:
    trunk/ChangeLog
    trunk/array.c

Index: array.c
===================================================================
--- array.c	(revision 24140)
+++ array.c	(revision 24141)
@@ -3526,9 +3526,11 @@
  *     array.sample        -> obj
  *     array.sample(n)     -> an_array
  *
- *  Choose a random element, or the random +n+ elements, from the array.
- *  If the array is empty, the first form returns <code>nil</code>, and the
- *  second form returns an empty array.
+ *  Choose a random element or +n+ random elements from the array. The elements
+ *  are chosen by using random and unique indices into the array in order to
+ *  ensure that an element doesn't repeat itself unless the array already
+ *  contained duplicate elements. If the array is empty the first form returns
+ *  <code>nil</code> and the second form returns an empty array.
  *
  */
 
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 24140)
+++ ChangeLog	(revision 24141)
@@ -1,3 +1,8 @@
+Thu Jul 16 14:08:44 2009  Yukihiro Matsumoto  <matz@r...>
+
+	* array.c (rb_ary_sample): RDoc update.  a patch from Florian
+	  Frank.   [ruby-core:24347]
+
 Thu Jul 16 12:42:10 2009  NARUSE, Yui  <naruse@r...>
 
 	* ext/readline/readline.c (readline_readline): rl_free_line_state

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