From: Nikolai Weibull Date: 2012-02-05T17:27:41+09:00 Subject: [ruby-core:42357] [ruby-trunk - Feature #5970][Open] Add Enumerable#join with same semantics as Array#join Issue #5970 has been reported by Nikolai Weibull. ---------------------------------------- Feature #5970: Add Enumerable#join with same semantics as Array#join https://bugs.ruby-lang.org/issues/5970 Author: Nikolai Weibull Status: Open Priority: Normal Assignee: Category: core Target version: 2.0.0 Currently, to join the elements of an Enumerable, you need to call #to_a on the Enumerable and then #join the result. With Enumerable#join one wouldn���t need need to create an intermediate Array. -- http://bugs.ruby-lang.org/