From 80870e14a764bd60aa2919990a90eca3c3e2715d Mon Sep 17 00:00:00 2001 From: akr Date: Fri, 12 Dec 2014 03:15:56 +0000 Subject: [DOC] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48782 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- enum.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/enum.c b/enum.c index 37990b723d..a3669802d6 100644 --- a/enum.c +++ b/enum.c @@ -3313,7 +3313,7 @@ slicewhen_i(RB_BLOCK_CALL_FUNC_ARGLIST(yielder, enumerator)) * enum.slice_when { |elt_before, elt_after| bool }.each { |ary| ... } * * Other methods of the Enumerator class and Enumerable module, - * such as +map+, etc., are also usable. + * such as +to_a+, +map+, etc., are also usable. * * For example, one-by-one increasing subsequence can be chunked as follows: * @@ -3325,6 +3325,12 @@ slicewhen_i(RB_BLOCK_CALL_FUNC_ARGLIST(yielder, enumerator)) * d = c.join(",") * p d #=> "1,2,4,9-12,15,16,19-21" * + * Near elements (threshold: 6) in sorted array can be chunked as follwos: + * + * a = [3, 11, 14, 25, 28, 29, 29, 41, 55, 57] + * p a.slice_when {|i, j| 6 < j - i }.to_a + * #=> [[3], [11, 14], [25, 28, 29, 29], [41], [55, 57]] + * * Increasing (non-decreasing) subsequence can be chunked as follows: * * a = [0, 9, 2, 2, 3, 2, 7, 5, 9, 5] -- cgit v1.2.3