* array.c (rb_ary_first, rb_ary_last): Return a shared array when

  possible.

* array.c (rb_ary_pop, rb_ary_pop_m, rb_ary_shift, rb_ary_shift_m):
  Array#pop and Array#shift can take an optional argument
  specifying the number of elements to remove and return;
  backported from 1.9.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@15952 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 0 deletions

diff --git a/NEWS b/NEWS
index 7ca6ef0320..f91c4b1efb 100644
--- a/NEWS
+++ b/NEWS
@@ -35,6 +35,12 @@ with all sufficient information, see the ChangeLog file.
 
     Return an enumerator if no block is given.
 
+  * Array#pop
+  * Array#shift
+
+    Take an optional argument specifying the number of elements to
+    remove.
+
   * Integer#ord implemented.
   * Integer#odd? implemented.
   * Integer#even? implemented.