Issue #4790 has been reported by Roger Pack.

----------------------------------------
Bug #4790: [rdoc] attempt to clarify IO rdocs
http://redmine.ruby-lang.org/issues/4790

Author: Roger Pack
Status: Open
Priority: Normal
Assignee: Eric Hodel
Category: 
Target version: 
ruby -v: 1.9.3


As per some confusion over options for File.open [1], here is a patch to attempt to clarify.

[1] http://www.ruby-forum.com/topic/1731075


-- 
http://redmine.ruby-lang.org