From: Narihiro Nakamura Date: 2012-09-25T15:18:19+09:00 Subject: [ruby-core:47687] Re: ObjectSpace.reference_form(obj) #=> references_array I'm sorry for late reply. 2012/9/25 SASADA Koichi : > (2012/09/25 7:38), Eric Hodel wrote: >>> > "ObjectSpace.reachable_objects_from(obj)" is more descriptive? >> I think this name is the most descriptive. >> Do you have any use cases? Nakada-san says: > Why object id hash, but not a plain array? How about it? -- Narihiro Nakamura (nari)