From bf2a8104b4c3e5011ba05f549146ecc722c4efaf Mon Sep 17 00:00:00 2001 From: matz Date: Sat, 29 Sep 2007 08:43:59 +0000 Subject: * array.c (rb_ary_combination): new method to give all combination of elements from an array. [ruby-list:42671] * array.c (rb_ary_product): a new method to get all combinations of elements from two arrays. can be extended to combinations of n-arrays, e.g. a.product(b,c,d). anyone volunteer? * array.c (rb_ary_permutation): empty function body to calculate permutations of array elements. need volunteer. git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@13568 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ChangeLog | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'ChangeLog') diff --git a/ChangeLog b/ChangeLog index b887f48b7..c287c9720 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,15 @@ +Sat Sep 29 17:31:04 2007 Yukihiro Matsumoto + + * array.c (rb_ary_combination): new method to give all combination + of elements from an array. [ruby-list:42671] + + * array.c (rb_ary_product): a new method to get all combinations + of elements from two arrays. can be extended to combinations of + n-arrays, e.g. a.product(b,c,d). anyone volunteer? + + * array.c (rb_ary_permutation): empty function body to calculate + permutations of array elements. need volunteer. + Sat Sep 29 17:14:44 2007 Yukihiro Matsumoto * marshal.c (r_leave): move proc invocation from r_entry() to -- cgit