* enum.c: [DOC] Add simple example of Enumerable#zip [ci skip]

Patch by @nruth on documenting-ruby/ruby#22
  https://github.com/documenting-ruby/ruby/pull/22


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44672 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,9 @@
+Tue Jan 21 16:43:22 2014  Zachary Scott  <e@zzak.io>
+
+	* enum.c: [DOC] Add simple example of Enumerable#zip [ci skip]
+	  Patch by @nruth on documenting-ruby/ruby#22
+	  https://github.com/documenting-ruby/ruby/pull/22
+
 Tue Jan 21 16:26:44 2014  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* thread_pthread.c (rb_thread_create_timer_thread): expand timer

enum.c

@@ -2078,6 +2078,7 @@ zip_i(RB_BLOCK_CALL_FUNC_ARGLIST(val, memoval))
  *     a = [ 4, 5, 6 ]
  *     b = [ 7, 8, 9 ]
  *
+ *     a.zip(b)                 #=> [[4, 7], [5, 8], [6, 9]]
  *     [1, 2, 3].zip(a, b)      #=> [[1, 4, 7], [2, 5, 8], [3, 6, 9]]
  *     [1, 2].zip(a, b)         #=> [[1, 4, 7], [2, 5, 8]]
  *     a.zip([1, 2], [8])       #=> [[4, 1, 8], [5, 2, nil], [6, nil, nil]]