Issue #7770 has been reported by znz (Kazuhiro NISHIYAMA). ---------------------------------------- Bug #7770: rand(range) is not document https://bugs.ruby-lang.org/issues/7770 Author: znz (Kazuhiro NISHIYAMA) Status: Open Priority: Normal Assignee: Category: DOC Target version: ruby -v: r39004 Random#rand(range) is written in RDoc of random_rand, but rand(range) is not written in RDoc of rb_f_rand. -- http://bugs.ruby-lang.org/